Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 7-Cyano-5H-thieno[3,2-c]pyridin-4-one
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-OXO-4,5-DIHYDROTHIENO[3,2-C]PYRIDINE-7-CARBONITRILE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

55040-34-1

55040-34-1 structure

55040-34-1 structure

Name: 4-oxo-4,5-dihydrothieno[3,2-c]pyridine-7-carbonitrile
Chemical Name: 4-oxo-5H-thieno[3,2-c]pyridine-7-carbonitrile
CAS Number: 55040-34-1
Molecular Formula: C₈H₄N₂OS
Molecular Weight: 176.19500
Create Date: 2018-12-24 22:00:14
Modify Date: 2025-09-30 21:46:16

Name	4-oxo-5H-thieno[3,2-c]pyridine-7-carbonitrile
Synonyms	4-hydroxythieno[3,2-c]pyridine-7-carbonitrile 7-cyano-5H-thieno[3,2-c]pyridin-4-one 4-oxo-4,5-dihydrothieno[3,2-c]pyridine-7-carbonitrile QC-817

Molecular Formula	C₈H₄N₂OS
Molecular Weight	176.19500
Exact Mass	176.00400
PSA	84.89000
LogP	1.46128

HS Code	2934999090

912368-69-5 structure

912368-69-5

~73%

55040-34-1 structure

55040-34-1

Literature: ASTRAZENECA AB; ASTRAZENECA UK LIMITED Patent: WO2006/106326 A1, 2006 ; Location in patent: Page/Page column 54 ; WO 2006/106326 A1

Precursor 0
DownStream 2
1261302-02-6 55040-43-2

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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