Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 8-Chloro-2-(methylthio)pyrimido[5,4-d]pyrimidine
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 8-Chloro-2-(methylthio)pyrimido[5,4-d]pyrimidine
Price: ￥3808.0/1g ￥11658.0/5g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 8-CHLORO-2-(METHYLTHIO)PYRIMIDO[5,4-D]PYRIMIDINE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

176637-10-8

176637-10-8 structure

176637-10-8 structure

Name: 8-Chloro-2-(methylthio)pyrimido[5,4-d]pyrimidine
Chemical Name: 4-chloro-6-methylsulfanylpyrimido[5,4-d]pyrimidine
CAS Number: 176637-10-8
Molecular Formula: C₇H₅ClN₄S
Molecular Weight: 212.65900
Catalog: Pharmaceutical intermediate Heterocyclic compound Pyrimidine compound Chloropyrimidine
Create Date: 2019-02-10 12:02:34
Modify Date: 2025-08-25 10:27:32

Name	4-chloro-6-methylsulfanylpyrimido[5,4-d]pyrimidine
Synonyms	qc-5656 8-Chloro-2-(methylthio)pyrimido[5,4-d]pyrimidine

Molecular Formula	C₇H₅ClN₄S
Molecular Weight	212.65900
Exact Mass	211.99200
PSA	76.86000
LogP	1.79510

HS Code	2933990090

98550-19-7 structure

98550-19-7

~%

176637-10-8 structure

176637-10-8

Literature: US2012/94975 A1, ; Page/Page column 69 ;

Precursor 1
98550-19-7
DownStream 0

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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