8.02800
ε-Caprolactam
for synthesis
Synonym(s):
ε-Caprolactam, 6-Aminocaproic acid lactam, 2-Oxohexamethyleneimine
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About This Item
vapor pressure
0.0014 hPa ( 20 °C)
Quality Level
assay
≥99.0% (GC)
form
scales
autoignition temp.
395 °C (DIN 51794)
potency
1660 mg/kg LD50, oral (Rat), >2000 mg/kg LD50, skin (Rabbit)
expl. lim.
1.4-8 % (v/v)
pH
7.0-8.5 (20 °C, 333 g/L in H2O)
bp
270.8 °C/1013 hPa
mp
68-70 °C
transition temp
flash point 152 °C (DIN 51758)
solubility
4560 g/L
density
1.01 g/cm3 at 80 °C
bulk density
500‑550 kg/m3
storage temp.
2-30°C
SMILES string
N1CCCCCC1=O
InChI
1S/C6H11NO/c8-6-4-2-1-3-5-7-6/h1-5H2,(H,7,8)
InChI key
JBKVHLHDHHXQEQ-UHFFFAOYSA-N
Analysis Note
Melting range (lower value): ≥ 68 °C
Melting range (upper value): ≤ 71 °C
Identity (IR): passes test
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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
wgk
WGK 3
flash_point_f
305.6 °F - closed cup
flash_point_c
152 °C - closed cup
Certificates of Analysis (COA)
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