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: [1,1'-BIPHENYL] 3,5-DICARBOXYLIC ACID DEMETHYL ESTER
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

21991-00-4

21991-00-4 structure

21991-00-4 structure

Name: [1,1'-BIPHENYL] 3,5-DICARBOXYLIC ACID DEMETHYL ESTER
Chemical Name: dimethyl 5-phenylbenzene-1,3-dicarboxylate
CAS Number: 21991-00-4
Molecular Formula: C₁₆H₁₄O₄
Molecular Weight: 270.28000
Create Date: 2018-12-21 19:31:23
Modify Date: 2025-08-25 10:38:02

Name	dimethyl 5-phenylbenzene-1,3-dicarboxylate
Synonyms	[1,1'-Biphenyl] 3,5-dicarboxylic acid demethyl ester (1,1'-biphenyl)-3,5-dicarboxylic acid,dimethyl ester biphenyl-3,5-dicarboxylic acid dimethyl ester dimethyl 5-phenylisophthalate

Density	1.172g/cm3
Boiling Point	423.8ºC at 760 mmHg
Molecular Formula	C₁₆H₁₄O₄
Molecular Weight	270.28000
Flash Point	215.1ºC
Exact Mass	270.08900
PSA	52.60000
LogP	2.92680
Vapour Pressure	2.18E-07mmHg at 25°C
Index of Refraction	1.558

HS Code	2917399090

HS Code	2917399090
Summary	2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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