493-52-7,Methyl Red , Find Complete Details about 99%,Ar Grade,Cas No. When mixed as a 0.1% alcoholic solution, methyl red has a red color below pH 4.4 and yellow above pH 6.2. pH 4.4 - pH 6.0 Red - yellow. Molecular Formula. Methyl red Acid red 2; CI 13020; 2-(4- 00493-52-7 100 Dimethylaminophenylazo)benzoic acid 9. 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. It is an azo dye, and is a dark red crystalline powder. Get contact details and address| ID: 9505736948 493-52-7 (free base) 63451-28-5 (HCl salt) 845-10-3 (sodium salt) 3D model . Near Me . CAS No: 67-56-1; Molecular Weight: 32.04; Molecular Formula:CH 4 O; Boiling Point:65.4 °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.. Read about company. Griess reaction (2) Feature. Acid Red 2, is an indicator dye that turns red in acidic solutions. Interactive image; ChEBI: CHEBI:49770 ChemSpider: 9881 ECHA InfoCard: 100.007.070: KEGG: C19459 PubChem CID. Transition range. The visible spectra pertaining to two acid-base equilibria (equilibria designated by Ka^ and Kdy, in Fig. Because it changes color at the pK a of a mid strength acid, it is usually used in titration for acids. 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. Methyl Red sodium salt is the sodium salt of Methyl Red. All India; Mumbai; Alpha Chemika Methyl Red PH Indicator Solution, 0.5 to 20 ml. METHYL RED ETHANOL. 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 … Physical & Chemical Standards . Melting point: 179-182 °C, 452-455 K, 354-360 °F. New (4) Stockroom Favorite (2) Available on GSA Contract (1) Application. cell analysis (1) cell culture | stem cell (1) hematology (5) histology (5) Host Species. Melting point (capillary method, temperatur measerment in the heating block) 179 - 182 °C. Melting point: 179-182 °C, 452-455 K. Hazards; R-phrases: R20 R21 R22 R36 R37 R38 R40 (what is: /?) Methyl orange shows red color in acidic medium and yellow color in basic medium. Location. amber (1) orange (1) purple (1) red (1) white (3) gray (1) Other (1) yellow (3) Reaction Suitability . It is an azo dye, and is a dark red crystalline powder.. Properties Safety and Handling Reach Info MSDS NMR Spectrum Synthesis Route Precursor and Product Computational chemical data 401 Suppliers pH Indicators; Food Colors; CAS No. 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 … It is used in microbiology in the Voges-Proskauer test to identify bacteria that produce stable acids through mixed acid fermentation of glucose. What is the IUPAC name for ch3-ch2-c(double bond o)-ch3? Unlike a universal indicator, methyl orange does not have a full spectrum of color change, but it has a sharp end point. Methyl red (2-(N,N-dimethyl-4-aminophenyl) azobenzenecarboxylic acid), also called C.I. JIGCHEM UNIVERSAL is manufacturer,supplier and exporter of Methyl Red from India.We are offering best quality of Methyl Red at economical price. Clarity of solution (1 g/l; ethanol) passes test. METHYL RED SPECIFICATION SHEET: PRODUCTS. IUPAC Name. Methyl red is a monoazo dye that was discovered by E. Rupp and R. Loose in 1908. synthetic (1) Biological Source. Ito ay isang azo pangulay, at isang madilim na pulang kristal na pulbos. 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 … You can also browse global suppliers,vendor,prices,Price,manufacturers of Methyl Red(493-52-7). 2-[4-(dimethylamino)phenyl]diazenylbenzoic acid. C 15 H 15 N 3 O 2. Sign In. At last,Methyl Red(493-52-7) … 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 … IndiaMART > Dyes & Color Additives > Acid Dyes > Methyl Red. [1]" ... At a pressure of 200atm, water's melting point is approximately what and its boiling point is approximately what? 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. 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 It has been used for titrating ammonia and weak organic bases, but it is not suitable for titrating acids. Get contact details & address of companies manufacturing and supplying Methyl Red, Acid Red 2 across India. Acid Red 2, is an indicator dye that turns red in acidic solutions. Methyl Red (50 products available) View by: Product | Supplier. Account. The range includes Benzophenone, Melting Point +47 to +49 degrees celsius, to Anthraquinone, Melting Point +283 to +286 degrees celsius. Absorption maximum (buffer pH 4.5) 523 - 526 nm. 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. C.I. COA Certificates of Analysis SDS Safety Data Sheets. 207-776-1. Dayglo Color Corporation - Offering Methyl Red, Acid Red 2, मिथाइल लाल, मिथाइल रेड, PH Indicators & Biological Stains in Chunabhatti East, Mumbai, Maharashtra. Methyl Red Reag. IndiaMART. 493-52-7: C.I.No. Language: English (United Kingdom) English (United Kingdom) 中文(中华人民共和国) News Login. Search. 2-{[4-(Dimethylamino)phenyl]diazenyl}benzoic acid. Melting Point (°C) less than 0 (1) 0 - 100 (5) 101 - 200 (12) 201 - 300 (14) 701 - 800 (1) 801 - 900 (1) Color. It is gradually being replaced by sulfonphthalein indicators, such as bromcresol green, which are more stable and exhibit a sharper change in color. 99%,Ar Grade,Cas No. Methyl Red, also called C.I. Login. … It is a pH indicator, turning red under pH 4.4, yellow over pH 6.2, and orange in between those values. colorless (1) Feature. 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 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. Hazards; R-phrases: R20 R21 R22 R36 R37 R38 R40 (what is: /?) Others (1) Featured Industry. Methyl red is an indicator dye that turns red in acidic solutions. Size Price In Stock New (1) Application. Absorption maximum (buffer pH 6.2) 427 - 437 nm 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. Melting Point (°C) 101 - 200 (1) Color. 10303; UNII: 69083AX1ZX (free base) RFA0W63690 (HCl salt) 311GZ0QHWN (sodium salt) … Identifiers CAS Number. Melting Point:-98 °C(lit.) METHYL RED, NEUTRAL. Currently, methyl red is rarely used because it is easily reduced to a colorless form. EC Number. 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… 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. (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: EINECS: 207-776-1 CAS No. Ph. Methyl red Names Preferred IUPAC name. Clinical Testing (1) Diagnostic Assay Manufacturing (4) Available for Sale. 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. Get Best Price. Methyl red hydrochloride; Methyl red hydrochloride Product Specs. Red to red-violet powder, eventually with granular parts. 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. Eur., acid-base indicator, CAS Number: 493-52-7,(32654 Fluka).Shop now or request a quote. 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. "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. Can anyone help me solve this chemistry problem? 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. 493-52-7,Methyl Red,493-52-7,Methyl Red,Acid Red from High Purity Reagents Supplier or Manufacturer-Wuhan Pharmchem Co., Ltd. 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