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CAS 596-27-0 O-Cresolphthalein

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CAS 596-27-0 O-Cresolphthalein

CAS 596-27-0 O-Cresolphthalein
CAS 596-27-0 O-Cresolphthalein CAS 596-27-0 O-Cresolphthalein

Large Image :  CAS 596-27-0 O-Cresolphthalein

Product Details:
Place of Origin: China
Brand Name: YunbangPharm
Certification: ISO9001
Model Number: YB131
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 596-27-0 O-Cresolphthalein

Product Name: O-Cresolphthalein Cas No: 596-27-0
EINECS NO: 209-881-8 Molecular Formula: C22H18O4
Solubility: Slightly Soluble In Water; Soluble In Ethanol Colour: Clear Colorless
PH: 8.2 (colorless) - 9.8 (violet/red) Water Solubility: Slightly Soluble
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596-27-0 O-Cresolphthalein


596-27-0 Biological Buffers


Clear Colorless O-Cresolphthalein

CAS 596-27-0 o-Cresolphthalein

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.



1. 90days quality guarantee for exchange.

2. For each batch order extracts, we will attach a factory Inspection Report with the goods delivery , including the BatchNo/ Date/ Test index ects; also will keep the archived extracts to ensure received by customers are the same each time.

3. Our team of experienced professionals are available online 24 hours a day to answer any questions and provide guidance on product usage and maintenance.



O-Cresolphthalein has been used as a component in calcifying media for calcification assay.
Product Name: o-Cresolphthalein
Synonyms: 3’,3’’-dimethyl-phenolphthalei;cresolphthalein;Di-o-Cresolphthalide;o-Cresolphalein;o-cresolphtaleine;3,3-bis(4-hydroxy-3-methylphenyl)-(3H)-Isobenzofuranone;3,3-bis(4-hydroxy-3-methylphenyl)-1(3h)-isobenzofuranon;3,3-Bis(4-hydroxy-3-methylphenyl)-1-(3H)-iso-benzofuranone
CAS: 596-27-0
MF: C22H18O4
MW: 346.38
EINECS: 209-881-8
Product Categories: Phthalein;Analytical Chemistry;Indicator (pH);pH Indicators;CTitration;Indicators;pH Indicators - Solids;Stains and Dyes;Stains&Dyes, A to
Mol File: 596-27-0.mol
o-Cresolphthalein Structure
Melting point 223-225 °C
Boiling point 401.12°C (rough estimate)
density 1.1425 (rough estimate)
refractive index 1.4400 (estimate)
solubility Solubility Slightly soluble in water; soluble in ethanol
form powder
pka 9.40(at 25℃)
color Clear colorless
PH Range 8.2 (colorless) - 9.8 (violet/red)
Water Solubility slightly soluble
λmax 566nm, 381nm
Merck 14,2576
BRN 310554
Major Application Sensors, display device, photoresists, recording materials, imaging materials, authentication system for secure documents, decoder system, lithium cells, electroplating process, inks, markers, toners, correction fluid, paints, adhesives, floor coatings, gas leaking detector for safety in industries, toys, food storage, diapers, determination of calcium, lotions, urine analysis test strips, drugs, blood analysis
CAS DataBase Reference 596-27-0(CAS DataBase Reference)
EPA Substance Registry System 1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxy-3-methylphenyl)- (596-27-0)
Hazard Codes Xn
Risk Statements 40-36/37/38-20/21/22
Safety Statements 36/37-36-26
WGK Germany 3
RTECS SM8390000
HS Code 3822.19.0080
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Contact Person: Maggie Ma

Tel: +0086 188 7414 9531

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