C2204
ε-Caprolactam
99%
Synonym(s):
epsilon-Caprolactam, 2-Oxohexamethyleneimine, Aza-2-cycloheptanone
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About This Item
Empirical Formula (Hill Notation):
C6H11NO
CAS Number:
Molecular Weight:
113.16
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
203-313-2
Beilstein/REAXYS Number:
106934
MDL number:
Assay:
99%
Form:
crystals
vapor pressure
<0.01 mmHg ( 20 °C)
Quality Segment
assay
99%
form
crystals
autoignition temp.
707 °F
expl. lim.
8 %
bp
136-138 °C/10 mmHg (lit.)
mp
68-71 °C (lit.)
SMILES string
O=C1CCCCCN1
InChI
1S/C6H11NO/c8-6-4-2-1-3-5-7-6/h1-5H2,(H,7,8)
InChI key
JBKVHLHDHHXQEQ-UHFFFAOYSA-N
Application
ε-Caprolactam can be used as a precursor for the production of nylon-6 by ring-opening polymerization.It is also microwave irradiated with ε caprolactone in the presence of an anionic catalyst to yield poly(ε caprolactam-co-ε-caprolactone).
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signalword
Warning
Hazard Classifications
Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
11 - Combustible Solids
flash_point_f
305.6 °F - closed cup
flash_point_c
152 °C - closed cup
ppe
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
wgk
WGK 1
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