Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 5,6-dimethyl-3-oxo-4H-pyrazine-2-carboxamide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

90000-71-8

90000-71-8 structure

90000-71-8 structure

Name: 5,6-dimethyl-3-oxo-4H-pyrazine-2-carboxamide
Chemical Name: 5,6-dimethyl-2-oxo-1H-pyrazine-3-carboxamide
CAS Number: 90000-71-8
Molecular Formula: C₇H₉N₃O₂
Molecular Weight: 167.16500
Create Date: 2018-12-27 19:04:46
Modify Date: 2025-08-26 01:37:34

Name	5,6-dimethyl-2-oxo-1H-pyrazine-3-carboxamide
Synonyms	5,6-dimethyl-3-oxo-3,4-dihydropyrazine-2-carboxamide 5,6-dimethyl-3-oxo-3,4-dihydro-pyrazine-2-carboxylic acid amide 5,6-Dimethyl-3-oxo-3,4-dihydro-pyrazin-2-carbonsaeure-amid

Density	1.44g/cm3
Molecular Formula	C₇H₉N₃O₂
Molecular Weight	167.16500
Exact Mass	167.06900
PSA	88.84000
LogP	0.18590
Index of Refraction	1.638

HS Code	2934999090

62009-47-6 structure

62009-47-6

431-03-8 structure

431-03-8

~%

90000-71-8 structure

90000-71-8

Literature: Jones Journal of the American Chemical Society, 1949 , vol. 71, p. 78,79, 80

Precursor 2
62009-47-6 431-03-8
DownStream 4
43029-21-6 53114-83-3 57796-64-2 39213-71-3

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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