Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 8-Hydroxy-2H-benzo[b][1,4]oxazin-3(4H)-one
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 8-HYDROXY-2H-BENZO[B][1,4]OXAZIN-3(4H)-ONE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

258532-76-2

258532-76-2 structure

258532-76-2 structure

Name: 8-Hydroxy-2H-1,4-benzoxazin-3(4H)-one
Chemical Name: 8-hydroxy-4H-1,4-benzoxazin-3-one
CAS Number: 258532-76-2
Molecular Formula: C₈H₇NO₃
Molecular Weight: 165.146
Create Date: 2016-08-13 22:17:06
Modify Date: 2025-09-18 16:15:23

Name	8-hydroxy-4H-1,4-benzoxazin-3-one
Synonyms	8-HYDROXY-2,4-DIHYDRO-1,4-BENZOXAZIN-3-ONE 8-Hydroxy-2H-1,4-benzoxazin-3(4H)-one 2H-1,4-Benzoxazin-3(4H)-one, 8-hydroxy- 8-hydroxy-3-oxo-3,4-dihydro-2H-1,4-benzoxazine 8-HYDROXY-3,4-DIHYDRO-2H-1,4-BENZOXAZIN-3-ONE

Density	1.4±0.1 g/cm3
Boiling Point	393.1±42.0 °C at 760 mmHg
Molecular Formula	C₈H₇NO₃
Molecular Weight	165.146
Flash Point	191.5±27.9 °C
Exact Mass	165.042587
PSA	62.05000
LogP	-0.08
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.606

HS Code	2934999090

258532-71-7 structure

258532-71-7

~%

258532-76-2 structure

258532-76-2

Literature: Japan Tobacco Inc. Patent: US2008/64871 A1, 2008 ; Location in patent: Page/Page column 67 ;

107-83-5 structure

107-83-5

20734-66-1 structure

20734-66-1

~71%

258532-76-2 structure

258532-76-2

Literature: Biovitrum AB Patent: US6465467 B1, 2002 ; US 6465467 B1

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

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.