(3E)-3-hydroxyimino-4-methyl-pentan-2-one

Modify Date: 2025-09-12 13:22:56

(3E)-3-hydroxyimino-4-methyl-pentan-2-one Structure
(3E)-3-hydroxyimino-4-methyl-pentan-2-one structure
Common Name (3E)-3-hydroxyimino-4-methyl-pentan-2-one
CAS Number 5440-21-1 Molecular Weight 129.15700
Density 1.029g/cm3 Boiling Point 211.575ºC at 760 mmHg
Molecular Formula C6H11NO2 Melting Point N/A
MSDS N/A Flash Point 81.758ºC

 Names

Name (3E)-3-hydroxyimino-4-methylpentan-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.029g/cm3
Boiling Point 211.575ºC at 760 mmHg
Molecular Formula C6H11NO2
Molecular Weight 129.15700
Flash Point 81.758ºC
Exact Mass 129.07900
PSA 49.66000
LogP 1.06160
Index of Refraction 1.46
InChIKey KKWRXTVMYYRSMZ-SREVYHEPSA-N
SMILES CC(=O)C(=NO)C(C)C

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
SA2070000
CHEMICAL NAME :
2,3-Pentanedione, 4-methyl-, 3-oxime
CAS REGISTRY NUMBER :
5440-21-1
LAST UPDATED :
198708
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C6-H11-N-O2
MOLECULAR WEIGHT :
129.18

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
381 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 10,599,1975

 Safety Information

HS Code 2928000090

 Synthetic Route

~69%

(3E)-3-hydroxyimino-4-methyl-pentan-2-one Structure

(3E)-3-hydroxyi...

CAS#:5440-21-1

Literature: Kato, Koji; Mukaiyama, Teruaki Bulletin of the Chemical Society of Japan, 1991 , vol. 64, # 10 p. 2948 - 2953

~%

(3E)-3-hydroxyimino-4-methyl-pentan-2-one Structure

(3E)-3-hydroxyi...

CAS#:5440-21-1

Literature: Bernadou; Quan European Journal of Medicinal Chemistry, 1975 , vol. 10, # 6 p. 599 - 601

~%

(3E)-3-hydroxyimino-4-methyl-pentan-2-one Structure

(3E)-3-hydroxyi...

CAS#:5440-21-1

Literature: Ferris Journal of Organic Chemistry, 1959 , vol. 24, p. 1726,1727

~%

(3E)-3-hydroxyimino-4-methyl-pentan-2-one Structure

(3E)-3-hydroxyi...

CAS#:5440-21-1

Literature: Hoy; Hartung Journal of Organic Chemistry, 1958 , vol. 23, p. 967,970

~%

(3E)-3-hydroxyimino-4-methyl-pentan-2-one Structure

(3E)-3-hydroxyi...

CAS#:5440-21-1

Literature: Hoy; Hartung Journal of Organic Chemistry, 1958 , vol. 23, p. 967,970

 Customs

HS Code 2928000090
Summary 2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

 Synonyms

4-Methyl-pentan-2,3-dion-3-oxim
4-Methyl-pentan-2,3-dion
4-methyl-pentane-2,3-dione
4-methyl-pentane-2,3-dione 3-oxime
Isopropyl methyl diketone
Isonitroso-methylisobutylketon
4-methylpentan-2,3-dione
Acetyl isobutyryl
2,3-Pentanedione,4-methyl
3-Hydroximino-4-methyl-pentan-2-on
3-isonitroso-4-methyl-2-pentanone
Methyl-isopropyl-glyoxal
Methyl isopropyl diketone
4-methyl-2,3-pentanedione
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