ChemicalBook > CAS DataBase List > 2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one

2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one

Product Name
2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one
CAS No.
20348-09-8
Chemical Name
2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one
Synonyms
Compound PDK0115;TIMTEC-BB SBB006815;LABOTEST-BB LT00451615;4H-pyrido[2,3-e][1,4]oxazin-3-one;4H-Pyrido[3,2-b][1,4]oxazin-3-one;2H,4H-pyrido[3,2-b][1,4]oxazin-3-one;2H-PYRIDO[3,2-B]-1,4-OXAZIN-3(4H)-ONE;2H-PYRIDO(3,2-B)-1,4-OXAZIN-3(4H)-ONE 95 %;2,3-dihydro-3-oxo-4H-pyrido[3,2-b]-1,4-oxazine;3,4-Dihydro-2H-pyrido[3,2-b]-1,4-oxazine-3-one
CBNumber
CB0229047
Molecular Formula
C7H6N2O2
Formula Weight
150.13
MOL File
20348-09-8.mol
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2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one Property

Melting point:
204-206 °C(lit.)
Boiling point:
384.2±37.0 °C(Predicted)
Density 
1.327±0.06 g/cm3(Predicted)
storage temp. 
Sealed in dry,Room Temperature
pka
11.06±0.20(Predicted)
BRN 
1074010
CAS DataBase Reference
20348-09-8(CAS DataBase Reference)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-37/39
WGK Germany 
3
HazardClass 
IRRITANT
HS Code 
2933998090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
145246
Product name
2H-Pyrido[3,2-b]-1,4-oxazin-3(4H)-one
Purity
95%
Packaging
5g
Price
$147.2
Updated
2024/03/01
Alfa Aesar
Product number
L08473
Product name
2H-Pyrido[3,2-b]-1,4-oxazin-3(4H)-one, 98%
Packaging
1g
Price
$20.5
Updated
2021/12/16
Alfa Aesar
Product number
L08473
Product name
2H-Pyrido[3,2-b]-1,4-oxazin-3(4H)-one, 98%
Packaging
5g
Price
$69
Updated
2021/12/16
TRC
Product number
P991713
Product name
2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one
Packaging
10mg
Price
$45
Updated
2021/12/16
Apolloscientific
Product number
OR9861
Product name
2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one
Purity
95%
Packaging
5g
Price
$42
Updated
2021/12/16
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2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one Chemical Properties,Usage,Production

Uses

2H-Pyrido[3,2-b]-1,4-oxazin-3(4H)-one was used in the synthesis of quinazolinbenzoxazine derivatives.

2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one Preparation Products And Raw materials

Raw materials

Preparation Products

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2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one Suppliers

J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
94657
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Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30123
Advantage
84
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44688
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Wuhan Chemwish Technology Co., Ltd
Tel
86-027-67849912
Fax
86-027-87531808
Email
sales@chemwish.com
Country
China
ProdList
35896
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Shanghai Sinch Parmaceuticals Tech. Co. Ltd.
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+86-21-54098501
Fax
+86-21-54096319
Email
sales@sinch.com.cn
Country
China
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11598
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Accela ChemBio Co.,Ltd.
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021-50795510 4000665055
Fax
021-50795055
Email
sales@accelachem.com
Country
China
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11655
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64
Shanghai Hanhong Scientific Co.,Ltd.
Tel
021-54306202 13764082696
Email
info@hanhongsci.com
Country
China
ProdList
42958
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Shanghai Ennopharm Co., Ltd.
Tel
+86 (21) 6435-5022
Country
China
ProdList
4267
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Syntechem Co.,Ltd
Tel
Fax
E-Mail Inquiry
Email
info@syntechem.com
Country
China
ProdList
12984
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SuZhou ShiYa Biopharmaceuticals, Inc.
Tel
86(512)5235 8471 17715136450
Fax
86(512)5235 6881
Email
sales@shiyabiopharm.com
Country
China
ProdList
4169
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View Lastest Price from 2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one manufacturers

Shanghai Rlavie Technology Co ltd
Product
2H-Pyrido[3,2-b]-1,4-oxazin-3(4H)-one 20348-09-8
Price
US $0.00-0.00/kg
Min. Order
0.0001kg
Purity
98%min
Supply Ability
100kgs/month
Release date
2022-05-09
Dideu Industries Group Limited
Product
2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one 20348-09-8
Price
US $1.10/g
Min. Order
1g
Purity
99.00%
Supply Ability
100 Tons Min
Release date
2021-10-27
Zhuozhou Wenxi import and Export Co., Ltd
Product
2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one 20348-09-8
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-08-11

20348-09-8, 2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-oneRelated Search:


  • LABOTEST-BB LT00451615
  • 2H-PYRIDO[3,2-B]-1,4-OXAZIN-3(4H)-ONE
  • TIMTEC-BB SBB006815
  • 2H-PYRIDO(3,2-B)-1,4-OXAZIN-3(4H)-ONE 95 %
  • 4H-Pyrido[3,2-b][1,4]oxazin-3-one
  • 3,4-Dihydro-2H-pyrido[3,2-b]-1,4-oxazine-3-one
  • 2,3-dihydro-3-oxo-4H-pyrido[3,2-b]-1,4-oxazine
  • 4H-pyrido[2,3-e][1,4]oxazin-3-one
  • 2H,4H-pyrido[3,2-b][1,4]oxazin-3-one
  • 2H-Pyrido[3,2-b][1,4]oxazin-3(4H)-one ISO 9001:2015 REACH
  • Compound PDK0115
  • 20348-09-8
  • Heterocyclic Building Blocks
  • Pyridines
  • C7 and C8
  • Building Blocks
  • C7 and C8
  • Heterocyclic Building Blocks
  • Pyridines
  • Heterocyclic Compounds
  • Pyridines, Pyrimidines, Purines and Pteredines