Methyl 3,4-dihydro-2H-benzo[b][1,4]oxazine-5-carboxylate

Modify Date: 2025-08-20 17:28:55

Methyl 3,4-dihydro-2H-benzo[b][1,4]oxazine-5-carboxylate Structure
Methyl 3,4-dihydro-2H-benzo[b][1,4]oxazine-5-carboxylate structure
 Common Name Methyl 3,4-dihydro-2H-benzo[b][1,4]oxazine-5-carboxylate
CAS Number 121591-81-9 Molecular Weight 193.199
Density 1.2±0.1 g/cm3 Boiling Point 334.8±41.0 °C at 760 mmHg
Molecular Formula C10H11NO3 Melting Point N/A
MSDS N/A Flash Point 156.3±27.6 °C

 Names

Name Methyl 3,4-dihydro-2H-benzo[b][1,4]oxazine-5-carboxylate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 334.8±41.0 °C at 760 mmHg
Molecular Formula C10H11NO3
Molecular Weight 193.199
Flash Point 156.3±27.6 °C
Exact Mass 193.073898
PSA 47.56000
LogP 2.71
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.539
Storage condition 2-8°C

 Safety Information

Hazard Codes Xi
HS Code 2934999090

 Synthetic Route

METHYL 3-OXO-3,4-DIHYDRO-2H-BENZO[B][1,4]OXAZINE-5-CARBOXYLATE structure

METHYL 3-OXO-3,...

CAS#:1017273-31-2

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Methyl 3,4-dihydro-2H-benzo[b][1,4]oxazine-5-carboxylate Structure

Methyl 3,4-dihy...

CAS#:121591-81-9

Literature: ACTELION PHARMACEUTICALS LTD Patent: WO2009/104155 A1, 2009 ; Location in patent: Page/Page column 57 ; WO 2009/104155 A1

 Precursor & DownStream

Precursor  1

DownStream  0

 Customs

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

 Synonyms

methyl 3,4-dihydro-2H-1,4-benzoxazine-5-carboxylate
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Chemsrc provides CAS#:121591-81-9 MSDS, density, melting point, boiling point, structure, etc. Its name is Methyl 3,4-dihydro-2H-benzo[b][1,4]oxazine-5-carboxylate>> amp version: Methyl 3,4-dihydro-2H-benzo[b][1,4]oxazine-5-carboxylate

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