BUTANOIC ACID, 2-DIAZO-3-OXO-, ETHYL ESTER

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Names

[ CAS No. ]:
2009-97-4

[ Name ]:
BUTANOIC ACID, 2-DIAZO-3-OXO-, ETHYL ESTER

[Synonym ]:
ethyl 2-diazo-3-oxobutanoate
ethyl 2-diazo-3-acetoacetate
ethyl 2-diazoacetoacetate
MFCD09039264
2-Diazo-3-oxobutyric acid ethyl
2-Diazoacetoacetic acid ethyl ester
2-diazo-3-oxobutyric acid ethyl ester
2-Diazo-3-oxobutanoic acid ethyl ester
Butanoic acid,2-diazo-3-oxo-,ethyl ester
3-Oxo-2-diazobutanoic acid ethyl ester

Chemical & Physical Properties

[ Density]:
1.131 g/mL at 25ºC(lit.)

[ Molecular Formula ]:
C₆H₈N₂O₃

[ Molecular Weight ]:
156.13900

[ Flash Point ]:
185 °F

[ Exact Mass ]:
156.05300

[ PSA ]:
80.76000

[ Index of Refraction ]:
n20/D 1.474(lit.)

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
26-36

[ HS Code ]:
2927000090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

Ethyl acetoacetate
tosylazide
Azidomethane
Acetyl bromide
Thioaepfelsaeure-diaethylester
ETHYL 2-(HYDROXYIMINO)-3-OXOBUTANOATE
EDA
Acetyl chloride

DownStream

ethyl 2-acetyl-4-oxopentanoate
ETHYL 2-((4-METHOXYPHENYL)AMINO)-2-OXOACETATE
ethyl 2-[(4-methoxyphenyl)amino]-3-oxobutanoate
3-FURANCARBOXYLIC ACID, 2-METHYL-5-PHENYL-, ETHYL ESTER
Ethyl methylmalonate
Acetic acid,2-oxo-2-(phenylamino)-, ethyl ester
Aethyl-2-anilinoacetoacetat
ethyl 2-(3-methylanilino)-2-oxoacetate

Customs

[ HS Code ]: 2927000090

[ Summary ]:
2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Articles

A new route to hindered tertiary amines.

J. Org. Chem. 66(20) , 6729-33, (2001)

The Rh(2)(OAc)(4)-stabilized carbenoid derived from dimethyl diazomalonate has been found to insert into the N-H bond of sterically hindered secondary aliphatic amines to afford hindered tertiary alip...

A simple one-pot preparation of diazoacetoacetate derivatives from aldehydes.

J. Org. Chem. 73(21) , 8675-7, (2008)

Diazoacetoacetate derivatives can be simply and efficiently prepared from aldehydes in a one-pot process involving initial DBU-promoted "aldol" condensation with ethyl diazoacetate followed by in situ...

Niobium (V) chloride-catalyzed C-H insertion reactions of a-diazoesters: synthesis of ß-keto esters. Yadav JS, et al.

Tetrahedron 61(4) , 875-78, (2005)

Butanoic acid,2-diazo-3-oxo-4-phenoxy-, ethyl ester
BUTANOIC ACID, 2-DIAZO-4,4,4-TRIFLUORO-3-OXO-, ETHYL ESTER
PENTANOIC ACID, 2-DIAZO-3-OXO-, ETHYL ESTER
2-diazonio-3-oxo-1-(2-trimethylsilylethoxy)but-1-en-1-olate
3-diazonio-4-ethoxy-1-iodo-4-oxobut-2-en-2-olate
1-chloro-3-diazonio-4-ethoxy-4-oxobut-2-en-2-olate
(2R,3S)-3-(benzyloxy)-2-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxolan-3-yl]formamido}butanoic acid
3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-[(prop-2-yn-1-yl)(2,2,2-trifluoroethyl)carbamoyl]propanoic acid
3-(1,3-Dioxolan-2-yl)benzene-1-carboximidamide, acetic acid
1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-difluoropropanoyl]-4-methoxy-2-methylpyrrolidine-2-carboxylic acid
1-(cyclopropylmethyl)-1H-1,2,3-triazole-4-sulfonamide
(2R)-2-(2-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]sulfanyl}acetamido)-3-methylbutanoic acid
5-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)but-2-enoyl]-3H,4H,5H,6H,7H-imidazo[4,5-c]pyridine-6-carboxylic acid
[1-Methyl-3-(trifluoromethyl)cyclobutyl]methanesulfonyl fluoride
7,7-Difluorospiro[3.5]nonane-2-sulfonyl fluoride
1-(3-Ethylazetidin-3-yl)butan-1-one

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