Chlorophenol Red

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Origin: China

Cas No: 4430-20-0

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 4430-20-0 Formula: C19H12Cl2O5S Molecular Weight: 423.26700

Description

Chlorophenol red is an indicator dye that changes color from yellow to violet in the pH range 4.8 to 6.7. The lambda max is at 572 nm.

Basic Info

Chemical Name	Chlorophenol Red
Synonyms	2-chloro-4-[3-(3-chloro-4-hydroxyphenyl)-1,1-dioxo-2,1λ<sup>6</sup>-benzoxathiol-3-yl]phenol; 3',3'-Dichlorophenolsulfonaphthalein;
CAS No.	4430-20-0
Molecular Formula	C19H12Cl2O5S
Molecular Weight	423.26700
PSA	92.21000
LogP	5.49620

Properties

Appearance & Physical State	Odorless crystals or powder.
Density	1.605g/cm3
Boiling Point	583ºC at 760mmHg
Melting Point	261ºC
Flash Point	306.4ºC
Water Solubility	insoluble
Stability	Stable under normal temperatures and pressures.
Storage Condition	Store in a cool, dry place. Keep container closed when not in use.