Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 6,6'-dihydroxy-5,5'-dimethoxybiphenyl-3,3'-dicarboxylic 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-(5-carboxy-2-hydroxy-3-methoxy-phenyl)-4-hydroxy-5-methoxy-benzoic a cid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

2134-90-9

2134-90-9 structure

2134-90-9 structure

Name: 3-(5-carboxy-2-hydroxy-3-methoxy-phenyl)-4-hydroxy-5-methoxy-benzoic a cid
Chemical Name: 3-(5-carboxy-2-hydroxy-3-methoxyphenyl)-4-hydroxy-5-methoxybenzoic acid
CAS Number: 2134-90-9
Molecular Formula: C₁₆H₁₄O₈
Molecular Weight: 334.27800
Create Date: 2017-01-22 12:35:53
Modify Date: 2025-08-26 18:01:52

Name	3-(5-carboxy-2-hydroxy-3-methoxyphenyl)-4-hydroxy-5-methoxybenzoic acid
Synonyms	5,5'-dehydrodivanillate 6,6'-Dihydroxy-5,5'-dimethoxy-biphenyl-3,3'-dicarbonsaeure 6,6'-dihydroxy-5,5'-dimethoxy-biphenyl-3,3'-dicarboxylic acid Dehydrodivanillinsaeure

Density	1.488g/cm3
Boiling Point	587.7ºC at 760 mmHg
Molecular Formula	C₁₆H₁₄O₈
Molecular Weight	334.27800
Flash Point	219.1ºC
Exact Mass	334.06900
PSA	133.52000
LogP	2.17840
Vapour Pressure	1.18E-14mmHg at 25°C
Index of Refraction	1.648

HS Code	2922299090

HS Code	2922299090
Summary	2922299090. other amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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