ChemicalBook >> CAS DataBase List >>4-(Hydroxyamino)-4-oxobutanoic acid
4-(Hydroxyamino)-4-oxobutanoic acid
- CAS No.
- 4743-99-1
- Chemical Name:
- 4-(Hydroxyamino)-4-oxobutanoic acid
- Synonyms
- Tofacitinib Impurity 208;N-Hydroxysuccinamidic acid;4-(Hydroxyamino)-4-oxobutanoic acid;Butanoic acid, 4-(hydroxyamino)-4-oxo-;3-(Hydroxyaminocarbonyl)propionic acid
- CBNumber:
- CB02174169
- Molecular Formula:
- C4H7NO4
- Molecular Weight:
- 133.1
- MDL Number:
- MOL File:
- 4743-99-1.mol
Last updated:2022-08-26 12:15:11
SAFETY
Risk and Safety Statements
Symbol(GHS) | GHS07 |
---|---|
Signal word | Warning |
Hazard statements | H315-H319-H335 |
Precautionary statements | P261-P305+P351+P338 |
4-(Hydroxyamino)-4-oxobutanoic acid price
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Ark Pharm | AK604764 | 4-(Hydroxyamino)-4-oxobutanoicacid 95% | 4743-99-1 | 1g | $358 | 2021-12-16 | Buy |
Ambeed | A160779 | 4-(Hydroxyamino)-4-oxobutanoicacid 95% | 4743-99-1 | 5g | $918 | 2021-12-16 | Buy |
Ambeed | A160779 | 4-(Hydroxyamino)-4-oxobutanoicacid 95% | 4743-99-1 | 100mg | $78 | 2021-12-16 | Buy |
Ambeed | A160779 | 4-(Hydroxyamino)-4-oxobutanoicacid 95% | 4743-99-1 | 250mg | $125 | 2021-12-16 | Buy |
Ambeed | A160779 | 4-(Hydroxyamino)-4-oxobutanoicacid 95% | 4743-99-1 | 1g | $302 | 2021-12-16 | Buy |
4-(Hydroxyamino)-4-oxobutanoic acid Chemical Properties,Uses,Production
Preparation
To a refluxing solution of 5.0 gm (0.05 mole) of succinic anhydride in 100 ml of benzene is added a solution of 6.3 gm (0.05 mole) of O-ben- zylhydroxylamine in 20 ml of benzene. As soon as the addition has been completed, the reaction mixture is cooled, and the precipitated product is separated. Upon recrystallization from a benzene-methyl ethyl ketone mixture, 7.6 gm (68.2%) of N-benzyloxysuccinamic acid, m.p. 95-96°C isolated.
A suspension of 4.3 gm (0.0193 mole) of this intermediate and a stron- tium carbonate catalyst containing 5% palladium in methyl ethyl ketone is hydrogenated. Upon working up the reaction mixture, 1.45 gm (56.7%) of succinomonohydroxamic acid, m.p. 95-96°C is isolated.
4-(Hydroxyamino)-4-oxobutanoic acid Preparation Products And Raw materials
Raw materials
Preparation Products
4-(Hydroxyamino)-4-oxobutanoic acid Suppliers
Global( 18)Suppliers
Supplier | Tel | Country | ProdList | Advantage | |
---|---|---|---|---|---|
Antai Fine Chemical Technology Co.,Limited | 18503026267 | info@antaichem.com | CHINA | 9641 | 58 |
Suzhou Laing Biotechnology Co.,Ltd | +86-13004516015 +86-18149392822 | christina@laingbiotec.com | China | 778 | 58 |
China National Standard Pharmaceutical Corporation Limited | +8615391658522 | overseasales@yongstandards.com | China | 11927 | 58 |
Shanghai Acmec Biochemical Technology Co., Ltd. | +undefined18621343501 | product@acmec-e.com | China | 33349 | 58 |
Amadis Chemical Company Limited | 571-89925085 | sales@amadischem.com | China | 131981 | 58 |
Bide Pharmatech Ltd. | 400-1647117 15221909166 | product02@bidepharm.com | China | 41438 | 60 |
Suzhou Crst Pharmatech Co., Ltd. | 0512-62910395 17751098781 | sales@crstpharma.com | China | 499 | 58 |
Aikon International Limited | 025-66113011 18112977050 | sales01@aikonchem.com | China | 16028 | 58 |
Suzhou Rovathin Foreign Trade Co.,Ltd | 0512-65816829 18662214788 | info@rovathin.com.cn | China | 9332 | 58 |
Energy Chemical | 021-58432009 400-005-6266 | marketing@energy-chemical.com | China | 44941 | 58 |
4743-99-1(4-(Hydroxyamino)-4-oxobutanoic acid)Related Search:
Tofacitinib Impurity 19
Tofacitinib impurity T
Methyl (4-Methylpiperidin-3-yl)carbaMate
4-CHLORO-7-TOSYL-7H-PYRROLO[2,3-D]PYRIMIDINE
BENZYL ETHYL ETHER
4-chloro-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine
N-methyl-N-((3R,4R)-4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine
Tofacitinib Impurity 85
N-((3R,4S)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine
4-Amino-2,6-dichloropyrimidine
1of4
3-(Hydroxyaminocarbonyl)propionic acid
4-(Hydroxyamino)-4-oxobutanoic acid
N-Hydroxysuccinamidic acid
Butanoic acid, 4-(hydroxyamino)-4-oxo-
Tofacitinib Impurity 208
4743-99-1