1-Acetyl-2-azepanone

Modify Date: 2025-08-20 09:54:31

1-Acetyl-2-azepanone Structure
1-Acetyl-2-azepanone structure
 Common Name 1-Acetyl-2-azepanone
CAS Number 1888-91-1 Molecular Weight 155.194
Density 1.1±0.1 g/cm3 Boiling Point 242.1±0.0 °C at 760 mmHg
Molecular Formula C8H13NO2 Melting Point N/A
MSDS Chinese USA Flash Point 122.2±11.1 °C
Symbol GHS07
GHS07		 Signal Word Warning

 Names

Name 1-acetylazepan-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.1±0.1 g/cm3
Boiling Point 242.1±0.0 °C at 760 mmHg
Molecular Formula C8H13NO2
Molecular Weight 155.194
Flash Point 122.2±11.1 °C
Exact Mass 155.094635
PSA 37.38000
LogP 1.18
Vapour Pressure 0.0±0.4 mmHg at 25°C
Index of Refraction 1.479
Stability Stable. Incompatible with strong oxidizing agents.

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
CM3599500
CHEMICAL NAME :
2H-Azepin-2-one, 1-acetylhexahydro-
CAS REGISTRY NUMBER :
1888-91-1
BEILSTEIN REFERENCE NO. :
0119598
LAST UPDATED :
199701
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C8-H13-N-O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
1300 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,884,1986

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H319
Precautionary Statements P305 + P351 + P338
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes Xn
Risk Phrases R22
Safety Phrases S26
RIDADR NONH for all modes of transport
WGK Germany 1
RTECS CM3599500
HS Code 2933790090

 Synthetic Route

7-METHOXY-3,4,5,6-TETRAHYDRO-2H-AZEPINE structure

7-METHOXY-3,4,5...

CAS#:2525-16-8

carbon monoxide structure

carbon monoxide

CAS#:201230-82-2

~98%

1-Acetyl-2-azepanone Structure

1-Acetyl-2-azepanone

CAS#:1888-91-1

Literature: Xu, Hongyu; Jia, Li Organic Letters, 2003 , vol. 5, # 21 p. 3955 - 3957
Caprolactam structure

Caprolactam

CAS#:105-60-2

Ethanoic anhydride structure

Ethanoic anhydride

CAS#:108-24-7

~%

1-Acetyl-2-azepanone Structure

1-Acetyl-2-azepanone

CAS#:1888-91-1

Literature: Journal of the American Chemical Society, , vol. 70, p. 2115,2116 Org.Synth.Coll.Vol., , vol. IV, p. 588 Chemicke Listy, , vol. 37, p. 208,211 Chem.Abstr., , p. 2113 Zeitschrift fuer Naturforschung, , vol. 2b, p. 186
1-Ethylhexahydro-2H-Azepine-2-One structure

1-Ethylhexahydr...

CAS#:19797-08-1

~40%

1-Acetyl-2-azepanone Structure

1-Acetyl-2-azepanone

CAS#:1888-91-1

1-ethylazepane-2,7-dione structure

1-ethylazepane-...

CAS#:89732-95-6

Literature: Chemical & Pharmaceutical Bulletin, , vol. 35, # 1 p. 357 - 363
N-Acetylhexamethylenimine structure

N-Acetylhexamet...

CAS#:5809-41-6

~%

1-Acetyl-2-azepanone Structure

1-Acetyl-2-azepanone

CAS#:1888-91-1

Literature: Gazzetta Chimica Italiana, , vol. 115, # 6 p. 325 - 328
Caprolactam structure

Caprolactam

CAS#:105-60-2

Acetyl chloride structure

Acetyl chloride

CAS#:75-36-5

~%

1-Acetyl-2-azepanone Structure

1-Acetyl-2-azepanone

CAS#:1888-91-1

Literature: Journal of the American Chemical Society, , vol. 80, p. 5880,5884
2H-Azepine-2-thione,hexahydro- structure

2H-Azepine-2-th...

CAS#:7203-96-5

mercuric acetate structure

mercuric acetate

CAS#:1600-27-7

~59%

Caprolactam structure

Caprolactam

CAS#:105-60-2

1-Acetyl-2-azepanone Structure

1-Acetyl-2-azepanone

CAS#:1888-91-1

Literature: Tetrahedron, , vol. 53, # 42 p. 14463 - 14480
2H-Azepine-2-thione,hexahydro- structure

2H-Azepine-2-th...

CAS#:7203-96-5

Silver acetate structure

Silver acetate

CAS#:563-63-3

~83%

Caprolactam structure

Caprolactam

CAS#:105-60-2

1-Acetyl-2-azepanone Structure

1-Acetyl-2-azepanone

CAS#:1888-91-1

Literature: Tetrahedron, , vol. 53, # 42 p. 14463 - 14480

 Customs

HS Code 2933790090
Summary 2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

 Articles2

More Articles
The kinetic equation for the initiated, anionic polymerization of ?-caprolactam. Greenley RZ, et al.

Macromolecules 2(6) , 561-67, (1969)

Effect of composite preparation techniques on electrical and mechanical properties and morphology of nylon 6 based conductive polymer composites. Koysuren O, et al.

J. Appl. Polym. Sci. 102(3) , 2520-26, (2006)

 Synonyms

1-acetyl-hexahydro-azepin-2-one
N-Acetyl-6-caprolactam
2H-AZEPIN-2-ONE,1-ACETYLHEXAHYDRO
1-Acetyl-hexahydro-2H-azepin-2-one
1-acetyl-caprolactam
1-Acetyl-hexahydro-azepin-2-on
Acetylcaprolactam
EINECS 217-565-6
1-acetyl-azepan-2-one
1-Acetyl-2-azepanone
N-Acetylhexanelactam
N-Acetyl-ε-caprolactam
2H-Azepin-2-one, 1-acetylhexahydro-
MFCD00003262
N-Acetyl-2-oxohexamethyleneimine
N-Acetylcaprolactam
1-Acetylhexahydro-2H-azepin-2-one
1-Acetylazepan-2-one
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