1-Methylazepan-2-one

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Names

[ CAS No. ]:
2556-73-2

[ Name ]:
1-Methylazepan-2-one

[Synonym ]:
1-methyl-azacycloheptan-2-one
N-Methyl-6-hexanelactam
N-Methyl-e-caprolactam
2H-Azepin-2-one, hexahydro-1-methyl-
N-Methyl-2-azacycloheptanone
1-Methylcaprolactam
N-Methyl-ε-caprolactam
MFCD00003263
N-MethylcaprolaCLaM
1-methylazepan-2-one
N-Methyl-epsilon-caprolactam
1-Methyl-2-azepanone
EINECS 219-874-1

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
247.8±0.0 °C at 760 mmHg

[ Molecular Formula ]:
C7H13NO

[ Molecular Weight ]:
127.184

[ Flash Point ]:
103.3±0.0 °C

[ Exact Mass ]:
127.099716

[ PSA ]:
20.31000

[ LogP ]:
0.73

[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C

[ Index of Refraction ]:
1.460

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
CM4025000
CHEMICAL NAME :
2H-Azepin-2-one, hexahydro-N-methyl-
CAS REGISTRY NUMBER :
2556-73-2
BEILSTEIN REFERENCE NO. :
0108968
LAST UPDATED :
199612
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C7-H13-N-O
MOLECULAR WEIGHT :
127.21
WISWESSER LINE NOTATION :
T7NVTJ A1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1620 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 30,470,1969
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
1410 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 30,470,1969

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302 + H312 + H332-H315-H319-H335

[ Precautionary Statements ]:
P261-P280-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:Harmful;

[ Risk Phrases ]:
R21/22;R36/37/38

[ Safety Phrases ]:
S26-S37/39-S36/37/39

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ RTECS ]:
CM4025000

[ HS Code ]:
2933790090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Adipic acid
  • methylamine
  • Caprolactam
  • Dicumyl peroxide
  • N-methylaminocaproic acid
  • 1-[[chloro(dimethyl)silyl]methyl]azepan-2-one
  • Cyclohexane,1,1-diethoxy-
  • N-Methyl-O-p-nitrophenylsulphonylhydroxylamine
  • Cyclohexanone
  • Methyl methanesulfonate

DownStream

  • Meptazinol
  • Methyl 5-Hexenoate
  • 6-hydroxyhexanoic acid methyl ester
  • 6-(Methylamino)hexan-1-ol
  • Caprolactam
  • 1-methylazepane-2,7-dione
  • azepane-2,7-dione
  • 1H-Azepine-1-carboxaldehyde, hexahydro-2-oxo- (9CI)
  • methylaminoheptane
  • 3-Ethyl-3-(3-hydroxyphenyl)-1-methyl-2-azepanone

Customs

[ HS Code ]: 2933790090

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

Articles

Clustering structure of aqueous solution of kinetic inhibitor of gas hydrates.

J. Phys. Chem. B 109(35) , 16879-85, (2005)

Poly-[N-vinylcaprolactam] (PVCAP) and its related compounds are specific polymeric compounds for inhibiting hydrate formation. To clarify the inhibition mechanism of these compounds on hydrate nucleat...


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Related Compounds

  • 3-ethyl-1-methylazepan-2-one
  • 3-bromo-1-methylazepan-2-one
  • 3-butyl-1-methylazepan-2-one
  • (S)-3-amino-1-methylazepan-2-one
  • 3-(3-hydroxyphenyl)-1-methylazepan-2-one
  • 3-(3-methoxyphenyl)-1-methylazepan-2-one
  • 2-(2-Chloro-6-methylpyrimidin-4-yl)-1,1-difluoropropan-2-amine
  • 1-[1-(6-Chloro-2-methoxypyridin-3-yl)cyclopropyl]cyclopropan-1-amine
  • 1-(4,6-Dichloropyridin-3-yl)-2,2-difluorocyclopropan-1-amine
  • 3-(2-Chloro-6-methylpyridin-3-yl)-1,1,1-trifluoropropan-2-amine
  • 2-(6-Bromopyridin-2-yl)-3,3,3-trifluoropropan-1-amine
  • 2-(5-Bromo-2-chlorophenyl)-2-methoxypropan-1-amine
  • 2-(5-Bromo-2-chloropyridin-3-yl)morpholine
  • 3-(4-Bromo-5-methoxythiophen-2-yl)-2,2-dimethylcyclopropan-1-amine
  • Methyl 5-(benzyloxy)-2-(2-methylpropyl)-1-oxaspiro[2.3]hexane-2-carboxylate
  • tert-butyl (4S)-4-(hydrazinecarbonyl)-2,2-dimethyl-1,3-oxazolidine-3-carboxylate
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