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CAS 493-52-7 Methyl Red Sodium Salt

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CAS 493-52-7 Methyl Red Sodium Salt

CAS 493-52-7 Methyl Red Sodium Salt
CAS 493-52-7 Methyl Red Sodium Salt CAS 493-52-7 Methyl Red Sodium Salt

Large Image :  CAS 493-52-7 Methyl Red Sodium Salt

Product Details:
Place of Origin: China
Brand Name: YunbangPharm
Certification: ISO9001
Model Number: YB189
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: 1kg/Bottle, 5-25kg/Drum
Delivery Time: 5-8 working days
Payment Terms: L/C, D/A, D/P, T/T, Western Union
Supply Ability: 10Ton/Month

CAS 493-52-7 Methyl Red Sodium Salt

Product Name: Methyl Red Sodium Salt Cas No: 493-52-7
EINECS NO: 207-776-1 Molecular Formula: C15H15N3O2
Appearance: Powder Odor: Odorless
PH: 4.4(red)-6.3(yellow) Colour: Reddish-violet
High Light:

methyl red sodium salt


CAS 493-52-7 Methyl Red Sodium Salt

CAS 493-52-7 Methyl Red sodium salt


Hunan Yunbang Pharmaceutical Co., Ltd. (Yunbangpharm) located in Changsha High-tech Industrial Park, Hunan. It is a high-tech enterprise specializing in the research and development, production and sales of Pharmaceutical raw materials, Pharmaceutical intermediates(API) and Fine chemicals. Based in China, Yunbangpharm has been providing suitable solutions for many domestic,foreign pharmaceutical companies and traders. Excellent quality, good reputation and authentic price have won the praise of the majority of customers.


R&D strength is the company's core competitiveness.Yunbangpharm has maintains a good cooperation relationship with many Universities and Research institutes locally, which can quickly transform R&D results into industrial production.

Our goal : To achieve the integrated upgrade of Pharmaceutical intermediates, raw materials and high-end chemical products, adhere to "serving pharmaceutical companies, creating our brands" to provide customers with high-quality and low-cost pharmaceutical and chemical products, realizing Win-win cooperation and common development.

1:Can I get some samples before bulk order?
A: Most products provide free samples, but the shipping cost be paid by customers.
2: What's your MOQ?
A: We can have a discussion.
3: Which kind of payment terms do you accept?
A: PI will be sent first after confirmation of order,enclosed our bank information.Payment by T/T, Western Union,D/P, ETC.
4.How to place an order?
A: You can contact me through Trademanager, WhatsApp, Email and other contact methods, tell me the product and quantity you need, and then we will give you a quote.
5:How about your delivery time?
A: Generally, it will take 3 to 5 days after receiving your advance payment.
6:How do you treat quality complaint?
A: First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.



Methyl Red has been used as pH indicator in a glucose biosensor, which is used for salivary analysis.


Product Name: Methyl Red
CAS: 493-52-7
MF: C15H15N3O2
MW: 269.3
EINECS: 207-776-1
Product Categories: BTitration;Indicator Solutions;Indicators;Stains and Dyes;Stains&Dyes, A to;Titration;Biochemical Reagents for Identification;Identification Tests&Reagents;Microbiology;Analytical Chemistry;Indicator (pH);pH Indicators;Organics;Azo
Mol File: 493-52-7.mol
Methyl Red Structure
Melting point 179-182 °C (lit.)
Boiling point 412.44°C (rough estimate)
density 0.839 g/mL at 25 °C
vapor density 9.3 (vs air)
refractive index 1.5930 (estimate)
Fp 11 °C
storage temp. Store at +5°C to +30°C.
solubility ethanol: soluble1mg/mL
Colour Index 13020
form Solid
pka 4.95(at 25℃)
color Reddish-violet
Odor Odorless
PH Range 4.4(red)-6.3(yellow)
Water Solubility Practically insoluble in water. Soluble in alcohol, acetic acidSoluble in ethanol. Insoluble in water.
λmax 410nm, 530nm, 427nm, 519nm
Merck 14,6119
BRN 750102
Stability: Stable. Incompatible with strong oxidizing agents.
Major Application Waveguides, LED sensors, photoresists, liquid crystals, sol-gel matrix, optical sensors, paints, toys, detection of thiols, food freshness sensors, dental product, saliva sampling method, detecting lactic acid, carbohydrates
CAS DataBase Reference 493-52-7
IARC 3 (Vol. 8, Sup 7) 1987
NIST Chemistry Reference Benzoic acid, 2-[[4-(dimethylamino)phenyl]azo]-(493-52-7)
EPA Substance Registry System Methyl red (493-52-7)
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Hunan Yunbang Biotech Inc.

Contact Person: Maggie Ma

Tel: +0086 188 7414 9531

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