Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Coumarin-4-carboxylic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

27393-46-0

27393-46-0 structure

Name: Coumarin-4-carboxylic acid
Chemical Name: 2-oxochromene-4-carboxylic acid
CAS Number: 27393-46-0
Molecular Formula: C₁₀H₆O₄
Molecular Weight: 190.15200
Create Date: 2018-06-11 21:57:50
Modify Date: 2025-08-28 12:09:59

Name	2-oxochromene-4-carboxylic acid
Synonyms	2H-1-Benzopyran-4-carboxylicacid,2-oxo Coumarin-4-carbonsaeure 2-oxo-2H-1-benzopyran-4-carboxylic acid 4-Carboxycoumarin 2-Oxo-2H-chromene-4-carboxylic acid 2-Oxo-2H-chromen-4-carbonsaeure Coumarin-4-carboxylic acid p-Cumarinsaeure Cumarin-4-carbonsaeure

Molecular Formula	C₁₀H₆O₄
Molecular Weight	190.15200
Exact Mass	190.02700
PSA	67.51000
LogP	1.49120

HS Code	2932209090

359842-85-6

~67%

27393-46-0

Literature: Delaveau, Jean; Vialle, Emile; Lemaire, Marc; Pellet-Rostaing, Stephane; Andrioletti, Bruno Patent: US2012/329832 A1, 2012 ; Location in patent: Page/Page column 27 ;

1076-38-6

27393-46-0

Literature: Delaveau, Jean; Vialle, Emile; Lemaire, Marc; Pellet-Rostaing, Stephane; Andrioletti, Bruno Patent: US2012/329832 A1, 2012 ;

108-56-5

108-95-2

27393-46-0

Literature: v. Pechmann; v. Krafft Chemische Berichte, 1901 , vol. 34, p. 423

Precursor 4
359842-85-6 1076-38-6 108-56-5 108-95-2
DownStream 0

HS Code	2932209090
Summary	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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