Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3-OXO-3,4-DIHYDRO-2H-PYRIDO[3,2-B][1,4]OXAZINE-6-CARBOXYLICACID
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-OXO-3,4-DIHYDRO-2H-PYRIDO[3,2-B][1,4]OXAZINE-6-CARBOXYLIC ACID
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

337463-89-5

337463-89-5 structure

337463-89-5 structure

Name: 3-OXO-3,4-DIHYDRO-2H-PYRIDO[3,2-B][1,4]OXAZINE-6-CARBOXYLIC ACID
Chemical Name: 3-oxo-4H-pyrido[3,2-b][1,4]oxazine-6-carboxylic acid
CAS Number: 337463-89-5
Molecular Formula: C₈H₆N₂O₄
Molecular Weight: 194.14400
Create Date: 2018-12-17 18:24:59
Modify Date: 2025-09-19 17:14:19

Name	3-oxo-4H-pyrido[3,2-b][1,4]oxazine-6-carboxylic acid

Molecular Formula	C₈H₆N₂O₄
Molecular Weight	194.14400
Exact Mass	194.03300
PSA	92.01000
LogP	0.19580

HS Code	2934999090

443956-11-4 structure

443956-11-4

~67%

337463-89-5 structure

337463-89-5

Literature: GLAXO GROUP LIMITED Patent: WO2007/16610 A2, 2007 ; Location in patent: Page/Page column 36 ;

Precursor 1
443956-11-4
DownStream 0

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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