Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Pyrimido[4,5-d]pyridazine-5,8-dione,2-amino-6,7-dihydro-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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6344-81-6

6344-81-6 structure

6344-81-6 structure

Name: Pyrimido[4,5-d]pyridazine-5,8-dione,2-amino-6,7-dihydro-
Chemical Name: 2-amino-6,7-dihydropyrimido[4,5-d]pyridazine-5,8-dione
CAS Number: 6344-81-6
Molecular Formula: C₆H₅N₅O₂
Molecular Weight: 179.13600
Create Date: 2016-01-25 11:55:25
Modify Date: 2025-01-24 14:59:40

Name	2-amino-6,7-dihydropyrimido[4,5-d]pyridazine-5,8-dione

Density	1.627g/cm3
Molecular Formula	C₆H₅N₅O₂
Molecular Weight	179.13600
Exact Mass	179.04400
PSA	117.52000
Index of Refraction	1.671

HS Code	2933990090

62328-20-5 structure

62328-20-5

~%

6344-81-6 structure

6344-81-6

Literature: Jones Journal of the American Chemical Society, 1956 , vol. 78, p. 159,161, 162

Precursor 1
62328-20-5
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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