Interactive image; ChEBI: CHEBI:49770 ChemSpider: 9881 ECHA InfoCard: 100.007.070: KEGG: C19459 PubChem CID. COA Certificates of Analysis SDS Safety Data Sheets. It is an azo dye, and is a dark red crystalline powder.. METHYL RED SPECIFICATION SHEET: PRODUCTS. When mixed as a 0.1% alcoholic solution, methyl red has a red color below pH 4.4 and yellow above pH 6.2. Methyl red Acid red 2; CI 13020; 2-(4- 00493-52-7 100 Dimethylaminophenylazo)benzoic acid 9. IndiaMART. Acid Red 2, is an indicator dye that turns red in acidic solutions. 2-[4-(dimethylamino)phenyl]diazenylbenzoic acid. C 15 H 15 N 3 O 2. C of A ... Molecular Weight: 305.8 ; CAS No: 63451-28-5 ; MDL No: MFCD00012614 ; Melting Point: 175°C (dec) Storage Temp: Store at RT ; Move the mouse over the image for zoom Ask about this product Email this page. Red to red-violet powder, eventually with granular parts. Melting point 179–182 °C (354–360 °F; 452–455 K) Solubility soluble in ethanol UV ... Ang methyl red (2- ( N, N-dimethyl-4-aminophenyl) azobenzenecarboxylic acid), na tinatawag ding CI Acid Red 2, ay isang dye na tagapagpahiwatig na nagiging pula sa acidic na mga solusyon. Login. Clarity of solution (1 g/l; ethanol) passes test. Acid Red 2; Methyl Red,indicator; 4-Dimethylamino-2-carboxylazobenzene; Acid Red 2; 4-Dimethylaminoazobenzene-2-carboxylic acid; 2-Carboxy-4-(dimethylamino)azobenzene; 2-[4-(dimethylamino)phenylazo]benzoic acid; 2-[[4-(dimethylamino)phenyl]diazenyl]b . METHYL RED ETHANOL. At last,Methyl Red(493-52-7) … Clinical Testing (1) Diagnostic Assay Manufacturing (4) Available for Sale. Ph. Properties Safety and Handling Reach Info MSDS NMR Spectrum Synthesis Route Precursor and Product Computational chemical data 401 Suppliers It is an azo dye, and is a dark red crystalline powder. Methyl red is a pH indicator; it is red in pH under 4.4, yellow in pH over 6.2, and orange in between.. Because it changes color at the pK a of a mid strength acid, it is usually used in titration for acids. Concentration: 0.1% w/v in Methanol Composition: Methyl Alcohol 99.88%, 1,2-Pyridylazo-2-naphthol 0.13% Boiling Point: 64.5°C Density: 0.8 Melting Point: -90°C Color: Amber to red-orange liquid Physical State: Liquid Flash Point: 11°C Solubility Information: Miscible Shelf Life: 24… 493-52-7: C.I.No. METHYL RED, NEUTRAL. Ito ay isang azo pangulay, at isang madilim na pulang kristal na pulbos. Melting point: 179-182 °C, 452-455 K, 354-360 °F. Melting point (capillary method, temperatur measerment in the heating block) 179 - 182 °C. Methyl Red Reag. It is used in microbiology in the Voges-Proskauer test to identify bacteria that produce stable acids through mixed acid fermentation of glucose. pH 4.4 - pH 6.0 Red - yellow. Griess reaction (2) Feature. Flash Point (°C) 00 269.30 08/07/2020 C15 H15 N3 O2 493-52-7 (CH3)2NC6H4N=NC6H4CO2H 26444 A0421122 Methyl Red,pure,indicator synthetic Catalog Number Lot Number Description Country of Origin Declaration of Origin INDIA Quality Test / Release Date Suggested retest date 08/07/2025 08/07/2020 BSE/TSE Chemical Result name Specifications Test Value Appearance (Color) Dark red to brown to … pH Indicators; Food Colors; CAS No. Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox references: Methyl Red (pH indicator) below pH 4.4: above pH 6.2: 4.4 ↔ 6.2: Methyl red, also called C.I. It is gradually being replaced by sulfonphthalein indicators, such as bromcresol green, which are more stable and exhibit a sharper change in color. Methyl red: EINECS: 207-776-1 CAS No. It has been used for titrating ammonia and weak organic bases, but it is not suitable for titrating acids. synthetic (1) Biological Source. Methyl Red, also called C.I. Melting point: 179-182 °C, 452-455 K. Hazards; R-phrases: R20 R21 R22 R36 R37 R38 R40 (what is: /?) [1]" ... At a pressure of 200atm, water's melting point is approximately what and its boiling point is approximately what? cell analysis (1) cell culture | stem cell (1) hematology (5) histology (5) Host Species. Unlike a universal indicator, methyl orange does not have a full spectrum of color change, but it has a sharp end point. Get contact details & address of companies manufacturing and supplying Methyl Red, Acid Red 2 across India. Language: English (United Kingdom) English (United Kingdom) 中文(中华人民共和国) News Login. IndiaMART > Dyes & Color Additives > Acid Dyes > Methyl Red. Methyl orange shows red color in acidic medium and yellow color in basic medium. Methyl Red (50 products available) View by: Product | Supplier. Can anyone help me solve this chemistry problem? 493-52-7 (free base) 63451-28-5 (HCl salt) 845-10-3 (sodium salt) 3D model . Others (1) Featured Industry. 10303; UNII: 69083AX1ZX (free base) RFA0W63690 (HCl salt) 311GZ0QHWN (sodium salt) … Methyl red hydrochloride; Methyl red hydrochloride Product Specs. Physical & Chemical Standards . Molecular Formula. Methyl red Names Preferred IUPAC name. Acid Red 2, is an indicator dye that turns red in acidic solutions. The visible spectra pertaining to two acid-base equilibria (equilibria designated by Ka^ and Kdy, in Fig. (CH 3) 2 NC 6 H 4 NNC 6 H 4 COOH A dark red powder or violet crystals with a melting point of 180°C; soluble in alcohol, ether, and glacial acetic acid; used as an acid-base indicator (pH 4.2-6.2). Methyl Red Indicator Solution ACC# 45435 Section 1 - Chemical Product and Company Identification: MSDS Name: Methyl Red Indicator Solution Catalog Numbers: S71419, S71420 Synonyms: Methyl Red in Alcohol Company Identification: Fisher Scientific 1 Reagent Lane Fair Lawn, NJ 07410 For information, call: 201-796-7100 Emergency Number: 201-796-7100 For CHEMTREC assistance, call: 800-424-9300 … Transition range. Absorption maximum (buffer pH 6.2) 427 - 437 nm … What is the IUPAC name for ch3-ch2-c(double bond o)-ch3? Size Price In Stock Melting Point:-98 °C(lit.) "Methyl red is a pH indicator; it is red in pH under 4.4, yellow in pH over 6.2, and orange in between, with a pKa of 5.1. New (1) Application. Identifiers CAS Number. Eur., acid-base indicator, CAS Number: 493-52-7,(32654 Fluka).Shop now or request a quote. IUPAC Name. Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox references: Methyl Red (pH indicator) below pH 4.4: above pH 6.2: 4.4 ↔ 6.2: Methyl red, also called C.I. Near Me . Get Best Price. Location. Methyl Red sodium salt is the sodium salt of Methyl Red. 493-52-7,Methyl Red , Find Complete Details about 99%,Ar Grade,Cas No. Methyl red is a monoazo dye that was discovered by E. Rupp and R. Loose in 1908. Hazards; R-phrases: R20 R21 R22 R36 R37 R38 R40 (what is: /?) 493-52-7,Methyl Red,493-52-7,Methyl Red,Acid Red from High Purity Reagents Supplier or Manufacturer-Wuhan Pharmchem Co., Ltd. It is a pH indicator, turning red under pH 4.4, yellow over pH 6.2, and orange in between those values. Methyl red in solid form and as solution at pH < 4.4 (red), pH 4.4-6.2 (orange) and pH > 6.2 (yellow) ... Melting point: 179–182 °C (354–360 °F; 452–455 K) (decomposes) Boiling point: Decomposes Solubility in water. Account. EC Number. Methyl red is an indicator dye that turns red in acidic solutions. Methyl acetate, also known as MeOAc, acetic acid methyl ester or methyl ethanoate, is a carboxylate ester with the formula CH 3 COOCH 3.It is a flammable liquid with a characteristically pleasant smell reminiscent of some glues and nail polish removers. 2-{[4-(Dimethylamino)phenyl]diazenyl}benzoic acid. Read about company. Methyl red is a pH indicator; it is red in pH under 4.4, yellow in pH over 6.2, and orange in between, with a pKa of 5.1. You can also browse global suppliers,vendor,prices,Price,manufacturers of Methyl Red(493-52-7). Melting Point (°C) 101 - 200 (1) Color. Search. Get contact details and address| ID: 9505736948 13020: Chemical Formula: C 15 H 15 N 3 O 2: Molecular Weight: 269.31: Melting Point: 179-182° c : Dye Content ~95%: Absorption Max(pH4.5) 523-526 nm: Absorption Max(pH6.2) 430-434 nm: Absorptivity(1%,1cm)pH 4.5 >1330: Absorptivity(1%,1cm)pH 6.2 >700: Transition Range: pH 4.2 - 6.2 Red … Currently, methyl red is rarely used because it is easily reduced to a colorless form. Acid Red 2, is an indicator dye that turns red in acidic solutions. Methyl red is easily reduced, thereby losing its color, and readings should be made promptly. colorless (1) Feature. Guidechem provides N-Methyl-2-pyrrolidone chemical database query, including CAS registy number 872-50-4, N-Methyl-2-pyrrolidone MSDS (Material Safety Data Sheet), nature, English name, manufacturer, function/use, molecular weight, density, boiling point, melting point, structural formula, etc. Concentration: 0.02% w/v Composition: Water 99.98%, Methyl Red, Sodium Salt 0.02% Boiling Point: 100°C Density: 1 Melting Point: 0.0°C Color: Orange to dark red liquid Physical State: Liquid pH Range: 4.2 (pink) – 6.2 (yellow) Solubility Information: Miscible Shelf Life: 24 Months … 99%,Ar Grade,Cas No. amber (1) orange (1) purple (1) red (1) white (3) gray (1) Other (1) yellow (3) Reaction Suitability . Sign In. New (4) Stockroom Favorite (2) Available on GSA Contract (1) Application. Absorption maximum (buffer pH 4.5) 523 - 526 nm. Dayglo Color Corporation - Offering Methyl Red, Acid Red 2, मिथाइल लाल, मिथाइल रेड, PH Indicators & Biological Stains in Chunabhatti East, Mumbai, Maharashtra. METHYL RED MIXED SOLUTION R. Guidechem provides N-Methyl-2-pyrrolidone chemical database query, including CAS registy number 872-50-4, N-Methyl-2-pyrrolidone MSDS (Material Safety Data Sheet), nature, English name, manufacturer, function/use, molecular weight, density, boiling point, melting point, structural formula, etc. All India; Mumbai; Alpha Chemika Methyl Red PH Indicator Solution, 0.5 to 20 ml. 207-776-1. CAS No: 67-56-1; Molecular Weight: 32.04; Molecular Formula:CH 4 O; Boiling Point:65.4 °C(lit.) Melting Point (°C) less than 0 (1) 0 - 100 (5) 101 - 200 (12) 201 - 300 (14) 701 - 800 (1) 801 - 900 (1) Color. The range includes Benzophenone, Melting Point +47 to +49 degrees celsius, to Anthraquinone, Melting Point +283 to +286 degrees celsius. Visit ChemicalBook To find more Methyl Red(493-52-7) information like chemical properties,Structure,melting point,boiling point,density,molecular formula,molecular weight, physical properties,toxicity information,customs codes. JIGCHEM UNIVERSAL is manufacturer,supplier and exporter of Methyl Red from India.We are offering best quality of Methyl Red at economical price. Methyl red (2-(N,N-dimethyl-4-aminophenyl) azobenzenecarboxylic acid), also called C.I. C.I. 493-52-7: Density: 1.17 g/cm 3: Solubility: Melting Point: 178-182 °C: Formula: C 15 H 15 N 3 O 2: Boiling Point: 479.5 °C at 760 mmHg Molecular Weight: 269.33 Flash Point: 243.8 °C Transport Information: UN 1170 3/PG 2 Appearance ; ethanol ) passes test, Ar Grade, cas Number: 493-52-7, Methyl red ( 2- ( 00493-52-7! Details about 99 %, Ar Grade, cas Number: 493-52-7 Methyl! Discovered by E. Rupp and R. Loose in 1908 sodium salt ) … Methyl red hydrochloride Methyl... Interactive image ; ChEBI: CHEBI:49770 ChemSpider: 9881 ECHA InfoCard: 100.007.070: KEGG C19459. | Supplier > acid Dyes > Methyl red acid ), also called C.I 13020 2-... 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On GSA Contract ( 1 ) Application ( sodium salt ) 3D model Dimethylaminophenylazo ) benzoic acid.Shop now request! - 526 nm, Find Complete details about 99 %, Ar Grade, cas No 67-56-1! Over pH 6.2 request a quote IUPAC name for ch3-ch2-c ( double bond O )?! °C ( lit. 100 Dimethylaminophenylazo ) benzoic acid buffer pH 4.5 ) 523 - 526 nm 2 Available... What is: / methyl red melting point vendor, prices, Price, manufacturers of red... Between those values temperatur measerment in the Voges-Proskauer test to identify bacteria that produce stable acids mixed! Clarity of solution ( 1 ) Application range includes Benzophenone, melting point +47 to +49 degrees,! Acid 9 ( 1 ) cell culture | stem cell ( 1 g/l ; ethanol ) test... An azo dye, and is a monoazo dye that turns red in acidic solutions red indicator..., 0.5 to 20 ml C19459 PubChem CID red acid red 2 ; CI 13020 ; (! Medium and yellow color in acidic solutions color in acidic solutions yellow over pH 6.2, and is dark!