Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2,5-Thiophenedicarboxylicacid, 3,4-dihydroxy-
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,5-Thiophenedicarboxylicacid, 3,4-dihydroxy-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

14282-58-7

14282-58-7 structure

14282-58-7 structure

Name: 2,5-Thiophenedicarboxylicacid, 3,4-dihydroxy-
Chemical Name: 3,4-dihydroxythiophene-2,5-dicarboxylic acid
CAS Number: 14282-58-7
Molecular Formula: C₆H₄O₆S
Molecular Weight: 204.15700
Create Date: 2017-08-28 17:53:19
Modify Date: 2025-09-01 19:08:21

Name	3,4-dihydroxythiophene-2,5-dicarboxylic acid
Synonyms	2,5-bis(dihydroxymethylidene)thiolane-3,4-dione 3,4-dihydroxy-thiophene-2,5-dicarboxylic acid 2,5-Thiophenedicarboxylicacid,3,4-dihydroxy 3,4-Dihydroxy-thiophen-dicarbonsaeure-(2,5) 3,4-Dihydroxy-thiophen-2,5-dicarbonsaeure

Density	2.295g/cm3
Boiling Point	315.6ºC at 760mmHg
Molecular Formula	C₆H₄O₆S
Molecular Weight	204.15700
Flash Point	144.7ºC
Exact Mass	203.97300
PSA	143.30000
LogP	0.55570
Vapour Pressure	3.67E-05mmHg at 25°C
Index of Refraction	1.901

1822-66-8 structure

1822-66-8

~%

14282-58-7 structure

14282-58-7

Literature: Du Pont de Nemours and Co. Patent: US2453102 , 1944 ;

Precursor 1
1822-66-8
DownStream 1
14282-59-8

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