(4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid
- CAS No.
- 1335210-34-8
- Chemical Name:
- (4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid
- Synonyms
- BNKY001-DL02;(4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahy...;(3S,7R)-11-Methoxy-7-methyl-9,12-dioxo-4-oxa-1,8-diazatricyclo[8.4.0.03,8]tetradeca-10,13-diene-13-carboxylic acid;(4R,12aS)-3,4,6,8,12,12a- hexahydro -7- methoxy -4- methyl -6,8- dioxo -2H- pyrido [1',2':4,5] pyrazino [2,1-b] [1;(4R,12aS)-3,4,6,8,12,12a- hexahydro -7- methoxy -4- methyl -6,8- dioxo -2H- pyrido [1',2':4,5] pyrazino [2,1-b] [1;(4R,12aS)-7-methoxy-4-methyl-6,8-dioxo-3,4,12,12a-tetrahydro-2H-pyrido[5,6]pyrazino[2,6-b][1,3]oxazine-9-carboxylic acid;(4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid;(4R,12aS)-7-methoxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2Hpyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxylic acid;(4R,12aS)-3,4,6,8,12,12a-Hexahydro-7-methoxy-4-methyl-6,8-dioxo-2H-pyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxylic acid;(4R,12aS)-7-Methoxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxylic acid
- CBNumber:
- CB12729256
- Molecular Formula:
- C14H16N2O6
- Molecular Weight:
- 308.29
- MDL Number:
- MFCD28978321
- MOL File:
- 1335210-34-8.mol
(4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid price More Price(1)
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Alichem | 1335210348 | (4R,12AS)-7-methoxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxylicacid | 1335210-34-8 | 1g | $1296 | 2021-12-16 | Buy |
Product number | Packaging | Price | Buy |
---|---|---|---|
1335210348 | 1g | $1296 | Buy |
(4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid Chemical Properties,Uses,Production
Synthesis
5-methoxy-6-(methoxycarbonyl)-4-oxo-1-(2-oxoethyl)-1,4-dihydropyridine-3-carboxylic acid (3.38 g, 107.24 mmol) was dissolved in 33 ml of acetonitrile. Add glacial acetic acid (3 ml) and methanesulfonic acid (0.21 ml, 3.24 mmol) in a 150 ml round bottom flask at room temperature. The reaction was heated to 60 ° C for 19 h. (R)-3-Amino-1-butanol (1.44 ml, 1.34 g, dissolved in 2.25 ml of CH3CN) was slowly added dropwise to the above reaction solution. The reaction was continued to stir at 60 ° C for 18 h to give a white suspension. The reaction solution was concentrated to dryness under reduced pressure to give a concentrate. Add 25 ml of CH2Cl2 and 1N HCl (25 ml). The organic layer was separated, and the aqueous layer was extracted with CH 2 Cl 2 (25 ml x 2). The organic layers were combined and concentrated to dryness under reduced pressure to give crude 6 2.2g. The crude product was recrystallized from 15 ml of MeOH/petroleum ether = 6/1 solvent. After filtration and drying, a pale yellow solid product of (4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid was obtained, 1.72 g.
(4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid Preparation Products And Raw materials
Raw materials
Preparation Products
(4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid Suppliers
Supplier | Tel | Country | ProdList | Advantage | |
---|---|---|---|---|---|
BIONNA MEDICINE CO.,LTD | 01056380788-8515; +8618518759099 | 790226113@qq.com | China | 52 | 58 |
Capot Chemical Co.,Ltd. | 571-85586718 +8613336195806 | sales@capotchem.com | China | 29798 | 60 |
Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | info@tianfuchem.com | China | 21667 | 55 |
Shanghai Yingrui Biopharma Co., Ltd. | +86-21-33585366 - 03@ | sales03@shyrchem.com | CHINA | 738 | 60 |
Shanghai Yingrui Biopharma Co.,Ltd | 21-33585366 | export01@shyrchem.com | CHINA | 1320 | 58 |
career henan chemical co | +86-0371-86658258 +8613203830695 | factory@coreychem.com | China | 29823 | 58 |
Shanxi Xuanran Import and Export Trade Co., Ltd. | +8617735180244 | mike_yan@xuanranglobal.com | CHINA | 4022 | 58 |
AFINE CHEMICALS LIMITED | +86-0571-85134551 | info@afinechem.com | China | 15394 | 58 |
Hefei Hirisun Pharmatech Co., Ltd | +8615056975894 | shawn@hirisunpharm.com | CHINA | 9923 | 58 |
CR Corporation Limited | +8613062833949 | fred.wen@crcorporation.cn | China | 8647 | 58 |
View Lastest Price from (4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid manufacturers
Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
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2022-10-01 | (4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid
1335210-34-8
|
US $0.00-0.00 / kg | 1kg | 98% | 1Ton | Henan Aochuang Chemical Co.,Ltd. | ||
2020-01-08 | (4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid
1335210-34-8
|
US $0.01 / KG | 1KG | 98%; 99% | 1kg; 10kg; 25kg | Career Henan Chemical Co | ||
2018-03-07 | (4R,12aS)-7-Methoxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid
1335210-34-8
|
US $1.00 / KG | 1KG | 99% | 100t | Shanghai Yingrui Biopharma Co., Ltd. |
- (4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid
1335210-34-8
- US $0.00-0.00 / kg
- 98%
- Henan Aochuang Chemical Co.,Ltd.
- (4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid
1335210-34-8
- US $0.01 / KG
- 98%; 99%
- Career Henan Chemical Co
- (4R,12aS)-7-Methoxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid
1335210-34-8
- US $1.00 / KG
- 99%
- Shanghai Yingrui Biopharma Co., Ltd.
1335210-34-8((4R,12aS)-7-Methoxy-4-Methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-[1,3]oxazino[3,2-d]pyrido[1,2-a]pyrazine-9-carboxylic acid)Related Search:
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