Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,3',5,5'-tetrabromo[1,1'-biphenyl]-2,2'-diol
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

21951-40-6

21951-40-6 structure

21951-40-6 structure

Name: 3,3',5,5'-tetrabromo[1,1'-biphenyl]-2,2'-diol
Chemical Name: 2,4-dichloro-6-(3,5-dichloro-2-hydroxyphenyl)phenol
CAS Number: 21951-40-6
Molecular Formula: C₁₂H₆Cl₄O₂
Molecular Weight: 323.98700
Create Date: 2016-05-13 07:07:31
Modify Date: 2025-08-24 15:52:01

Name	2,4-dichloro-6-(3,5-dichloro-2-hydroxyphenyl)phenol
Synonyms	EINECS 244-679-3 3,3',5,5'-tetrachloro-2,2'-hydroxy-1,1'-biphenyl 4,4',6,6'-Tetrachloro-o,o'-biphenol 3,3',5,5'-tetrachlorobiphenyl-2,2'-diol 3.5.3'.5'-Tetrachlor-2.2'-dihydroxy-biphenyl 3,5,3',5'-Tetrachlor-biphenyl-2,2'-diol 3,5,3',5'-tetrachloro-biphenyl-2,2'-diol

Density	1.624g/cm3
Boiling Point	406.2ºC at 760 mmHg
Molecular Formula	C₁₂H₆Cl₄O₂
Molecular Weight	323.98700
Flash Point	199.4ºC
Exact Mass	321.91200
PSA	40.46000
LogP	5.37840
Vapour Pressure	3.54E-07mmHg at 25°C
Index of Refraction	1.666

HS Code	2907299090

HS Code	2907299090
Summary	2907299090 polyphenols; phenol-alcohols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%

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