Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 3-Oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylic acid
Price: ￥686.0/100mg ￥1096.0/250mg ￥2746.0/1g
Purity: 95.0%
Stocking Period: 1 Day
Contact: Liu jia

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-OXO-3,4-DIHYDRO-2H-BENZO[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

134997-87-8

134997-87-8 structure

134997-87-8 structure

Name: 3-Oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylic acid
Chemical Name: 3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carboxylic acid
CAS Number: 134997-87-8
Molecular Formula: C₉H₇NO₄
Molecular Weight: 193.156
Create Date: 2018-12-20 17:53:00
Modify Date: 2024-01-03 00:25:30

Name	3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carboxylic acid
Synonyms	3-Oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylic acid 3-oxo-4H-1,4-benzoxazine-6-carboxylic acid 2H-1,4-Benzoxazine-6-carboxylic acid, 3,4-dihydro-3-oxo- 3-Oxo-3,4-dihydro-2H-benzo[1,4]oxazine-6-carboxylic acid

Density	1.5±0.1 g/cm3
Boiling Point	471.4±45.0 °C at 760 mmHg
Melting Point	310-314℃
Molecular Formula	C₉H₇NO₄
Molecular Weight	193.156
Flash Point	238.9±28.7 °C
Exact Mass	193.037506
PSA	75.63000
LogP	0.87
Vapour Pressure	0.0±1.2 mmHg at 25°C
Index of Refraction	1.609

Hazard Codes	Xn
HS Code	2934999090

598-21-0 structure

598-21-0

1571-72-8 structure

1571-72-8

~92%

134997-87-8 structure

134997-87-8

Literature: Goodman, Krista B.; Neeb, Michael J.; Sehon, Clark A.; Viet, Andrew Q.; Wang, Gren Z. Patent: US2008/21023 A1, 2008 ; Location in patent: Page/Page column 122-123 ; US 20080021023 A1

202195-67-3 structure

202195-67-3

~%

134997-87-8 structure

134997-87-8

Literature: Justus Liebigs Annalen der Chemie, , vol. 311, p. 168

79-04-9 structure

79-04-9

1571-72-8 structure

1571-72-8

~73%

134997-87-8 structure

134997-87-8

Literature: TAKEDA CHEMICAL INDUSTRIES, LTD. Patent: WO2004/46107 A1, 2004 ; Location in patent: Page 209-210 ; WO 2004/046107 A1

25253-99-0 structure

25253-99-0

~%

134997-87-8 structure

134997-87-8

Literature: Journal of the American Chemical Society, , vol. 48, p. 464

82525-66-4 structure

82525-66-4

~%

134997-87-8 structure

134997-87-8

Literature: Justus Liebigs Annalen der Chemie, , vol. 311, p. 168

536-25-4 structure

536-25-4

~%

134997-87-8 structure

134997-87-8

Literature: Justus Liebigs Annalen der Chemie, , vol. 311, p. 168

Precursor 6
598-21-0 1571-72-8 202195-67-3 79-04-9
82525-66-4 536-25-4
DownStream 2
202195-67-3 604756-32-3

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%