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安全信息

475475

Sigma-Aldrich

4-甲基-2H-1,4-苯并噁嗪-3(4H)-酮

98%

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About This Item

经验公式（希尔记法）:
C9H9NO2
CAS号:
21744-84-3
分子量:
163.17
MDL编号:
MFCD00601365
UNSPSC代码:
12352100
PubChem化学物质编号:
24871133
NACRES:
NA.22

方案

98%

mp

57-60 °C (lit.)

SMILES字符串

CN1C(=O)COc2ccccc12

InChI

1S/C9H9NO2/c1-10-7-4-2-3-5-8(7)12-6-9(10)11/h2-5H,6H2,1H3

InChI key

DBJMEBUKQVZWMD-UHFFFAOYSA-N

一般描述

4-Methyl-2H-1,4-benzoxazin-3(4H)-one is a heterocyclic building block. Its C-formylation in the presence of 1,1-dichloromethyl methyl ether under Friedel-Crafts reaction conditions has been reported.

应用

4-Methyl-2H-1,4-benzoxazin-3(4H)-one may be used in the preparation of N-methyl benzomorpholine.

象形图

Exclamation mark
GHS07

警示用语：

Warning

危险声明

H315,H319,H335

危险分类

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

靶器官

Respiratory system

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves

法规信息

新产品

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
MKAA4578
07607AS

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C-Formylation of some 2 (3H)-benzazolones and 2H-1, 4-benzoxazin-3 (4H)-one.
Petrov OI, et al.
Collection of Czechoslovak Chemical Communications, 62(3), 494-497 (1997)
J M Flaniken et al.
Organic letters, 1(5), 799-801 (2005-08-25)
[reaction: see text] Various five- and six-membered N-alkyl lactams were reduced to the corresponding cyclic amines using lithium N,N-dialkylaminoborohydrides (LAB). Most of the reductions were essentially complete after refluxing in THF for 2 h. The cyclic amine products were easily

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