7-AMINO-2,2-DIMETHYL-2H-BENZO[B][1,4]OXAZIN-3(4H)-ONE
- Product Name
- 7-AMINO-2,2-DIMETHYL-2H-BENZO[B][1,4]OXAZIN-3(4H)-ONE
- CAS No.
- 105807-83-8
- Chemical Name
- 7-AMINO-2,2-DIMETHYL-2H-BENZO[B][1,4]OXAZIN-3(4H)-ONE
- Synonyms
- 7-Amino-2,2-dimethyl-4H-benzo[1,4]oxazin-3-one;7-amino-2,2-dimethyl-2H-1,4-benzoxazin-3(4H)-one;7-Amino-2,2-dimethyl-2H-benzo[b][1,4]oxazin-3(4H);2H-1,4-Benzoxazin-3(4H)-one, 7-amino-2,2-dimethyl-;7-AMINO-2,2-DIMETHYL-2H-BENZO[B][1,4]OXAZIN-3(4H)-ONE;7-amino-2,2-dimethyl-3,4-dihydro-2H-1,4-benzoxazin-3-one
- CBNumber
- CB72455696
- Molecular Formula
- C10H12N2O2
- Formula Weight
- 192.21
- MOL File
- 105807-83-8.mol
7-AMINO-2,2-DIMETHYL-2H-BENZO[B][1,4]OXAZIN-3(4H)-ONE Property
- storage temp.
- under inert gas (nitrogen or Argon) at 2–8 °C
- Appearance
- Light yellow to brown Solid
Safety
- HS Code
- 2934999090
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
-
P280Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- FA127082
- Product name
- 7-Amino-2,2-dimethyl-2H-1,4-benzoxazin-3(4H)-one
- Packaging
- 100mg
- Price
- $58
- Updated
- 2021/12/16
- Product number
- OR321360
- Product name
- 7-Amino-2,2-dimethyl-2H-benzo[b][1,4]oxazin-3(4H)-one
- Packaging
- 1g
- Price
- $88
- Updated
- 2021/12/16
- Product number
- FA127082
- Product name
- 7-Amino-2,2-dimethyl-2H-1,4-benzoxazin-3(4H)-one
- Packaging
- 250mg
- Price
- $115
- Updated
- 2021/12/16
- Product number
- FA127082
- Product name
- 7-Amino-2,2-dimethyl-2H-1,4-benzoxazin-3(4H)-one
- Packaging
- 500mg
- Price
- $200
- Updated
- 2021/12/16
- Product number
- 072693
- Product name
- 7-Amino-2,2-dimethyl-2H-benzo-[b][1,4]oxazin-3(4H)-one
- Purity
- 95+%
- Packaging
- 250mg
- Price
- $278
- Updated
- 2021/12/16
7-AMINO-2,2-DIMETHYL-2H-BENZO[B][1,4]OXAZIN-3(4H)-ONE Chemical Properties,Usage,Production
Synthesis
85160-83-4
105807-83-8
General procedure for the synthesis of 7-amino-2,2-dimethyl-2H-benzo[b][1,4]oxazin-3(4H)-one from 2,2-dimethyl-7-nitro-2H-benzo[b][1,4]oxazine-3(4H)-one: 100 mM of mixed solvent (EtOH:H2O = 3:1) was added to the reaction flask and stirred at room temperature. 30 mM of 2,2-dimethyl-7-nitro-2H-benzo[b][1,4]oxazin-3(4H)-one, 10 mM of ammonium chloride and 30 mM of iron powder were added sequentially. The reaction mixture was heated to 90 °C and refluxed for 1-2 hours. The progress of the reaction was monitored by TLC. After completion of the reaction, the excess iron powder was removed by filtration while hot. After cooling, the solvent was removed by distillation under reduced pressure. The pH of the residual solids was adjusted to 10 with aqueous potassium carbonate to induce precipitation of the solids, followed by filtration. The filter cake was washed with cooling water and dried under vacuum to give a pure intermediate of 4.23 g yellow powder in 73.4% yield. The intermediate did not require further purification and could be used directly in the subsequent reaction.
References
[1] ACS Medicinal Chemistry Letters, 2018, vol. 9, # 3, p. 262 - 267
[2] Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1985, vol. 24, p. 1263 - 1267
[3] Patent: CN107459494, 2017, A. Location in patent: Paragraph 0138; 0143-0145
[4] Molecular Diversity, 2017, vol. 21, # 1, p. 125 - 136
[5] Patent: EP2883870, 2015, A1. Location in patent: Paragraph 0075; 0076
7-AMINO-2,2-DIMETHYL-2H-BENZO[B][1,4]OXAZIN-3(4H)-ONE Preparation Products And Raw materials
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