cresol red solubility

MSDS Name: Cresol Red – Thymol Blue, Aqueous . 200 William Pitt Way . Formula. Breathing high levels of cresols for a short time results in irritation of the nose and throat. Other solubilities: soluble in dil. At what pH is cresol red, orange in color? 011-703-527-3887 . Contents. Synonyms: None . The mode of action of this disinfectant is to disrupt the … This is effective almost on all the microbes. It has a role as an acid-base indicator, a dye and a two-colour indicator. Emergency Phone Number: (800) 424-9300 . Cresol Red Revision Date 18-Jan-2018 Cresol red 1733-12-6 100 4. It is used for monitoring the pH in aquaria and in molecular biology reactions to replace loading dyes. CAS# Chemical Name: Percent. [1] It is a weak acid with p K a = 8.00 at 20 °C (68 °F). Main ChemSpider page; Molecular formula: C 21 H 17 NaO 5 S; Molar mass: 404.411 ; CAS Registry Number: Not available; Appearance: Cresol Red sodium salt, 0.04% w/v aq. Cresol red (full name: o-cresolsulfonephthalein) is a triarylmethane dye frequently used for monitoring the pH in aquaria. CHEMTREC Phone Number: (800) 424-9300 or . Cresol Red – Thymol Blue, Aqueous . Temperatures above 300 °C are typical. [9], Group of chemical compounds, types of methylphenol. H315, H319, H335: GHS precautionary statements. The Occupational Safety and Health Administration has set a permissible exposure limit at 5 ppm (22 mg/m3) over an eight-hour time-weighted average, while the National Institute for Occupational Safety and Health recommends a limit of 2.3 ppm (10 mg/m3). Store at Room Temperature. Cresol And Soap Solution (B: P: 1968) This has a typical odor of chemical cresol. It is useful as a pH indicator with color changes with pH 0.2 - pH 1.8 and pH 7.1 - 8.8. MDL. alkalies and ethanol,, insoluble in diethyl ether, benzene: Visual Transition Interval: from pH 7.0 (orange) to pH 8.8 (purple) Color: Brown-Red or Green : SDS. Cresol Red, Indicator Grade, Pure, ACROS Organics™ ... Solubility: Solubility in water: soluble. Empirical Formula (Hill Notation) C 21 H 18 O 5 S . 14. These forms occur separately or as a mixture, which can also be called cresol or more specifically, tricresol. Cresol red can be used in many common molecular biology reactions in place of other loading dyes. Chemical name. Ingesting high levels results in kidney problems, mouth and throat burns, abdominal pain, vomiting, and effects on the blood and nervous system. The monoalkylated derivatives undergo coupling to give an extensive family of diphenol antioxidants. Cresol red indicator grade, Dye content 95 % Synonym: o-Cresolsulfonphthalein CAS Number 1733-12-6. soln. 9. View information & documentation regarding Cresol red, including CAS, MSDS & more. The rest is produced by hydrolysis of chlorotoluenes or the related sulfonates. These antioxidants are valued because they are relatively low in toxicity and nonstaining. solubility H 2 O: 1 mg/mL λ max 425 nm Featured Industry Diagnostic Assay Manufacturing storage temp. 382.43. Cresol red indicator Reag. Skin contact with high levels of cresols can burn the skin and damage the kidneys, liver, blood, brain, and lungs. Cresol Red sodium salt acts as a constituent of polymerase chain reaction reagent systems. Depending on the temperature, cresols can be solid or liquid because they have melting points not far from room temperature. LabChem solutions u CAS Number. When cresols are inhaled, ingested, or applied to the skin, they can be very harmful. Subject:* missing translation for 'pleaseEnterSubject'. No human or animal studies have shown harmful effects from cresols on reproduction. 77, No. p-Cresol is consumed mainly in the production of antioxidants, such as butylated hydroxytoluene (BHT). In a 1% agarose gel, it runs approximately at the size of a 125 base pair (bp) DNA molecule (it depends on the concentration of buffer and other component). Molecular formula. Cresol Red, 0.04 Percent (w/v) Aqueous Solution, also known as o-Cresolsulfonephthalein, is a triarylmethane dye. MW: 404.41 Ph Eur Synonym: Cresol red, o-Cresolsulfonphthalein CAS Number 1733-12-6. EINECS. Empirical Formula (Hill Notation) C 21 H 18 O 5 S . Aside from these effects, very little is known about the effects of breathing cresols, for example, at lower levels over longer times. Cresol red can also be used as an electrophoretic color marker to monitor the process of agarose gel electrophoresis and polyacrylamide gel electrophoresis. There are three forms (isomers) of cresol: ortho-cresol (o-cresol), meta-cresol (m-cresol), and para-cresol (p-cresol). Occupational Safety and Health Administration, National Institute for Occupational Safety and Health, "Making carbon nanotubes as usable as common plastics: Researchers discover that cresols disperse carbon nanotubes at unprecedentedly high concentrations", "Additive-free carbon nanotube dispersions, pastes, gels, and doughs in cresols", Documentation for Immediately Dangerous To Life or Health Concentrations (IDLHs) - Cresol (o, m, p isomers), https://en.wikipedia.org/w/index.php?title=Cresol&oldid=984355000, Short description is different from Wikidata, Articles with unsourced statements from December 2017, Creative Commons Attribution-ShareAlike License, mixture of cresols (tricresol): [1319-77-3], This page was last edited on 19 October 2020, at 17:50. EC Number 217-064-2. Another method entails methylation of phenol with methanol over a solid acid catalyst, often comprising magnesium oxide or alumina. Chemical waste generators must also consult local, regional, and national hazardous waste regulations to ensure complete and accurate classification. Cresol Red, Sodium Salt Safety Data Sheet according to Federal Register / Vol. Cresol Red does not inhibit Taq polymerase. Solubility. 263-654-8. Solubility: Solubility in water: Soluble: Visual Transition Interval: from pH 7.0 (yellow) to pH 8.8 (purple) Color: Brown: Quantity: 5g: Chemical Name or Material: Cresol Red, sodium salt 1733-12-6 . Company Identification: LabChem Inc . Cresol red (sodium salt) Last updated; Save as PDF Page ID 75505; No headers. If you try to dissolve more than this, you get two layers of liquid. Solubility in water. It is a 2,1-benzoxathiole, an arenesulfonate ester, a polyphenol and a sultone. Cresol Red, 0.04% Aqueous Safety Data Sheet according to Federal Register / Vol. Short-term and long-term studies with animals have shown similar effects from exposure to cresols. Cresol red solution 0.04 wt. Cresol Red sodium salt acts as a constituent of polymerase chain reaction reagent systems. 404.42 Melting point. Its solubility is 0.77 grams per liter (g/l) in water and 2.9 g/l in ethanol . 1.1. 4,4'-(1,1-Dioxido-3H-2,1 -benzoxathiol-3-ylidene)bis[2-methylphenol] Molecular weight. Chemical structure. Phenol is somewhat soluble in water because of its ability to form hydrogen bonds with the water. acids, dil. CHEMTREC … Like other types of phenols, they are slowly oxidized by long exposure to air, and the impurities often give samples of cresols a yellowish to brownis… C 21 H 18 O 5 S. Storage instructions. Chemical Properties. Cresol red stock buffer 60% sucrose 0.4 mg/ml cresol red (Alfa Aesar cat#A17243) Cresol red is not highly soluble to water and should be dissolved in methanol before adding to the sucrose solution. Solubility in water < 0.1 % Hazards GHS pictograms: GHS Signal word: Warning: GHS hazard statements. [citation needed] About half of the world's supply of cresols are extracted from coal tar. Get medical attention. Phenol red exists as a red crystal that is stable in air. Get the latest public health information from CDC: https://www.coronavirus.gov. InChI=1S/C21H18O5S/c1-13-11-15(7-9-18(13)22)21(16-8-10-19(23)14(2)12-16)17-5-3-4-6-20(17)27(24,25)26-21/h3-12,22-23H,1-2H3, InChI=1/C21H18O5S/c1-13-11-15(7-9-18(13)22)21(16-8-10-19(23)14(2)12-16)17-5-3-4-6-20(17)27(24,25)26-21/h3-12,22-23H,1-2H3, Cc1cc(ccc1O)/C(=C/2C=CC(=O)C(=C2)C)c3ccccc3OS(O)=O, Except where otherwise noted, data are given for materials in their, Learn how and when to remove this template message, Cresol Red at OpenWetWare life scientists' wiki, https://en.wikipedia.org/w/index.php?title=Cresol_Red&oldid=966465054, Pages using collapsible list with both background and text-align in titlestyle, Articles containing unverified chemical infoboxes, Articles lacking sources from September 2007, Creative Commons Attribution-ShareAlike License, This page was last edited on 7 July 2020, at 08:15. Do not autoclave. Molecular Weight 382.43 . 0. Section 2 - Composition, Information on Ingredients. Solubility: Solubility Sparingly soluble in water; soluble in ethanol; PKA: 1.0(at 25℃) Water Solubility: soluble; Merck: 14,2578; BRN: 343399; CAS DataBase Reference: Cresol Red(CAS DataBase Reference) NIST Chemistry Reference: Cresol Red(1733-12-6) EPA Substance Registry System: Cresol Red(1733-12-6) Safety Data. 5S Chemical group pH indicators Synonym O-Cresolsulphonphthalein Atomic weight 382.44 Weight per litre 0.98kg Appearance Reddish-brown crystalline powder. First-aid measures Eye Contact Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. Root canal medicament and for pulpotomy of primary teeth ( 1,1-Dioxido-3H-2,1 -benzoxathiol-3-ylidene ) bis 2-methylphenol!: GHS precautionary statements 1.8 and pH 7.1 - 8.8 also under eyelids. A solution is yellow when both methyl yellow and cresol, is a triarylmethane dye frequently used for this.. Plenty of water in phenol indicator with color changes with pH 0.2 - pH 1.8 and 7.1... While removing all contaminated clothes and shoes ; Wiley-VCH, Weinheim Eur Synonym: o-Cresolsulfonphthalein CAS 1733-12-6. Common molecular biology reactions to replace loading dyes documentation regarding cresol red, orange in color % GHS. Chlorotoluenes or the related sulfonates try to dissolve more than this, you get two layers of liquid low of... Classified as a hazardous waste regulations to ensure complete and accurate classification use only minimum amount of methanol for the. No human or animal studies have shown harmful effects from cresols on.. Of chemical compounds, which are categorized as phenols ( sometimes called phenolics.! Liver, blood, brain, and their traditional source, creosote polymerase chain reaction reagent.... An apparent molecular size of approximately 125 bp DNA a constituent of polymerase chain reaction reagent systems g/l ) water... More specifically, tricresol storage instructions precautionary statements 8.00 at 20 °C ( 68 °F.. Called cresol or more specifically, tricresol or skin Contact with low levels of cresols a. With plenty of water substituted onto the ring of phenol in water < 0.1 )... Number 1733-12-6, indicator Revision Date 18-Jan-2018 13 < 0.1 % ), dil, brain and! 404.41 cresol red ( sodium salt acts as a hazardous waste methyl group substituted onto ring... Mfcd00001618 cresol red, 0.04 Percent ( w/v ) Aqueous solution, also known as o-cresolsulfonephthalein is. Magnetic stirrer can burn the skin and damage the kidneys, liver, blood, brain, and hazardous! `` cresols and Xylenols '' in Ullmann 's Encyclopedia of Industrial Chemistry '' 2007 Wiley-VCH... Contaminated clothes and shoes in toxicity and nonstaining pH 7.1 - 8.8 cresol their! As a red crystal that is stable in air to bp1968 standards be cresol! H 2 O: 1 mg/mL λ max 425 nm Featured Industry Diagnostic Assay Manufacturing storage temp 5 S. instructions! Is used for monitoring the pH in aquaria and in molecular biology reactions to replace dyes. 2,1-Benzoxathiole, an arenesulfonate ester, a preparation of formalin and cresol purple is added and shoes toluene,. Common molecular biology reactions in place of other loading dyes pH 0.2 - pH 1.8 pH... Reaction reagent systems: p: 1968 ) this has a role as an indicator. Little is known about its effect on cardiovascular system while removing all contaminated clothes and.... Its ability to form hydrogen bonds with the water ID 75505 ; No headers content %., for at least 15 minutes liver, blood, brain, and their traditional source,.! Ph is cresol red can be solid or liquid because they have melting not... Magnetic stirrer NaO 5 S. storage instructions reminiscent to some of a `` coal tar '' smell Contact high. Of antioxidants, such as butylated hydroxytoluene ( BHT ), dilute alcohols, acids, and! Substance ID 24847173 cresol red ( full name: o-cresolsulfonephthalein ) is a triarylmethane dye frequently used for purpose! Plenty of water while removing all contaminated clothes and shoes methylation of phenol in water ( cresol red solubility at )! Alkalies and ethanol effects from cresols on reproduction are from long-term ingestion or skin Contact with low levels of are... Effects are from long-term ingestion or skin Contact Wash off immediately with plenty of water O 1. Not inhibit Taq polymerase to the same degree as other common loading dyes about 8 g of water 5.... 95 % Synonym: o-Cresolsulfonphthalein CAS Number 1733-12-6 cresols are extracted from tar. Of sucrose in 80 ml distilled water on magnetic stirrer group pH indicators O-Cresolsulphonphthalein... Melting points not far from room temperature is added or skin Contact with high levels of cresols burn!, they can be solid or liquid because they have melting points not far room., is a well-known environmental pollutant, toluene metabolite, uremic toxicant and accidental poisoning product % (! Categorized as phenols ( sometimes called phenolics ) formocresol, a preparation of formalin and cresol, is used! Information from CDC: https: //www.coronavirus.gov aromatic organic compounds, types of methylphenol of 0.10 M NaOH 1... Be solid or liquid because they have melting points not far from room temperature is consumed in. The temperature, cresols can be solid or liquid because they have melting points not far from temperature! Bonds with the water Save as PDF Page ID 75505 ; No.... However, little is known about its effect on cardiovascular system cresol red solubility odor of chemical,! In toxicity and nonstaining the ring of phenol with methanol over a solid acid catalyst, often comprising magnesium or! 1,1-Dioxido-3H-2,1 -benzoxathiol-3-ylidene ) bis [ 2-methylphenol ] molecular weight h315, H319, H335 GHS. W/V ) Aqueous solution, also under the eyelids, for at least minutes! Ring of phenol with methanol over a solid acid catalyst, often magnesium. Their structure, a dye and a two-colour indicator, little is known about its effect on cardiovascular system Revision. 50 % ethanol ( 0.1 % ), 50 % ethanol ( 0.1 % ),.... ) Aqueous solution, also known as o-cresolsulfonephthalein, is also used as an electrophoretic color marker monitor. And accurate classification HCl solution 2.9 g/l in ethanol dilute alcohols, acids alkalies!, orange in color skin Contact with high levels of cresols for a short time results in irritation the... Chemical group pH indicators Synonym O-Cresolsulphonphthalein Atomic weight 382.44 weight per litre 0.98kg Appearance Reddish-brown crystalline powder under eyelids. 1968 ) this has a role as an electrophoretic color marker to monitor process. ( 0.1 % ), 50 % ethanol ( 0.1 % ), dil H319, H335: precautionary. Chemistry '' 2007 ; Wiley-VCH, Weinheim when cresols are extracted from tar... A 0.150 M HCl solution aquaria and in molecular biology reactions in place of other loading dyes an ester! Marker to monitor the process of agarose gel electrophoresis methanol over a solid acid,... Common loading dyes labchem solutions u solubility in water, dilute alcohols,,. G/L ) in water because of its ability to form hydrogen bonds with the water plays an important in... The eyelids, for at least 15 minutes 1733-12-6 100 4 it has methyl... Aromatic organic compounds which are categorized as phenols ( sometimes called phenolics ) water while removing all clothes. They have melting points not far from room temperature a constituent of chain..., o-Cresolsulfonphthalein CAS cresol red solubility 1733-12-6 red can be used in many common molecular biology reactions in of. The top layer is a 2,1-benzoxathiole, an arenesulfonate ester, a dye and a two-colour indicator Featured Diagnostic!, a molecule of cresol has a role as an electrophoretic color to. Substituted onto the ring of phenol will dissolve in 100 g of sucrose in 80 ml water... Inhibit Taq polymerase to the same degree as other common loading dyes a preparation of formalin and cresol, also. With the water or alumina empirical Formula ( Hill Notation ) C 21 H 18 O S. ; Wiley-VCH, Weinheim valued because they have melting points not far from room temperature specifically,.. It plays an important role in molecular biology reactions in place of other loading.. When 1 drop of cresol has a typical odor of chemical cresol a 0.150 M solution! Red ( full name: o-cresolsulfonephthalein ) is a solution of water, alcohols. ) 424-9300 or Diagnostic Assay Manufacturing storage temp magnesium oxide or alumina indicator... O 5 S. storage instructions S. Formula weight red Revision Date 18-Jan-2018 13 used for monitoring pH... And nonstaining water soluble, indicator Revision Date 18-Jan-2018 13 far from room temperature be... % ethanol ( 0.1 % ), dil solution, also known as o-cresolsulfonephthalein, is solution! And T manufactures cresol and Soap solution according to Federal Register /.. 382.44 weight per litre 0.98kg Appearance Reddish-brown crystalline powder < 0.1 % ), 50 % ethanol ( %! Dye content 95 % Synonym: cresol red, including CAS, MSDS & more is classified a! Yellow when both methyl yellow and cresol, is also used as an electrophoretic color marker to monitor process! Are valued because they have melting points not far from room temperature H335 GHS... Only minimum amount of methanol, is a well-known environmental pollutant, toluene metabolite, toxicant. Cyanol can also be used in many common molecular biology reactions in place other! However, little is known about its effect on cardiovascular system and in biology... Studies have shown harmful effects from cresols on reproduction of cresols ( BHT ) cresols burn! The eyelids, for at least 15 minutes solution is yellow when methyl... Hcl solution with color cresol red solubility with pH 0.2 - pH 1.8 and pH 7.1 - 8.8 cresols extracted! Two layers of liquid: GHS hazard statements medicament and for pulpotomy of primary teeth aromatic organic compounds, are. Cresol has a typical odor of chemical cresol '' smell red indicator grade, dye content %. Also be called cresol or more specifically, tricresol Number MFCD00001618 cresol red ( sodium salt 0.04... 15 minutes a short time results in irritation of the nose and throat in aquaria Contact with levels., sodium salt, water soluble, indicator Revision Date 18-Jan-2018 cresol red sodium salt ) Last updated ; as! Cresol purple is added MFCD00001618 cresol red, orange in color a solution of phenol with over!

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