Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

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

21164-35-2

21164-35-2 structure

21164-35-2 structure

Name: 4,5-Diamino-2-phenylpyrimidine
Chemical Name: 2-phenylpyrimidine-4,5-diamine
CAS Number: 21164-35-2
Molecular Formula: C₁₀H₁₀N₄
Molecular Weight: 186.21300
Create Date: 2016-03-25 23:26:50
Modify Date: 2025-10-29 10:11:58

Name	2-phenylpyrimidine-4,5-diamine
Synonyms	4,5-Pyrimidinediamine,2-phenyl 4,5-Diamino-2-phenylpyrimidine 2-phenyl-pyrimidine-4,5-diamine 4,5-Diamino-2-phenyl-pyrimidin 2-phenyl-4,5-diaminopyrimidine

Molecular Formula	C₁₀H₁₀N₄
Molecular Weight	186.21300
Exact Mass	186.09100
PSA	78.55000
LogP	1.81930

HS Code	2933599090

68906-00-3 structure

68906-00-3

~84%

21164-35-2 structure

21164-35-2

Literature: BANYU PHARMACEUTICAL CO., LTD. Patent: WO2004/2986 A2, 2004 ; Location in patent: Page 126-127 ; WO 2004/002986 A2

Precursor 1
68906-00-3
DownStream 0

HS Code	2933599090
Summary	2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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