Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-THIOXO-2,3-DIHYDROPYRIDO[2,3-D]PYRIMIDIN-4(1H)-ONE
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-THIOXO-2,3-DIHYDROPYRIDO[2,3-D]PYRIMIDIN-4(1H)-ONE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

37891-04-6

37891-04-6 structure

37891-04-6 structure

Name: 2-THIOXO-2,3-DIHYDROPYRIDO[2,3-D]PYRIMIDIN-4(1H)-ONE
Chemical Name: 2-sulfanylidene-1H-pyrido[2,3-d]pyrimidin-4-one
CAS Number: 37891-04-6
Molecular Formula: C₇H₅N₃OS
Molecular Weight: 179.19900
Create Date: 2018-12-25 17:28:22
Modify Date: 2025-08-26 12:11:46

Name	2-sulfanylidene-1H-pyrido[2,3-d]pyrimidin-4-one
Synonyms	2-mercapto-pyrido[3,2-e]pyrimidin-4-ol 2-thioxo-2,3-dihydropyrido/2,3-d/pyrimidin-4(1H)-one 2-thioxo-2,3-dihydro-1H-pyrido[2,3-d]pyrimidin-4-one 2-sulfanylpyrido[2,3-d]pyrimidin-4-ol Pyrido<3,2-e>-2-thiouracil Pyrido[2,3-d]pyrimidin-4(1H)-one,2,3-dihydro-2-thioxo 2-Thioxo-2,3-dihydro-1H-pyrido[2,3-d]pyrimidin-4-on

Molecular Formula	C₇H₅N₃OS
Molecular Weight	179.19900
Exact Mass	179.01500
PSA	93.63000
LogP	0.98070

HS Code	2933990090

Precursor 5
5345-47-1 21038-66-4 7463-30-1 126728-20-9
89374-21-0
DownStream 1
24410-19-3

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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