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C2204

ε-Caprolactam

Name: ε-Caprolactam
Brand: ALDRICH

99%

Synonym(s):

epsilon-Caprolactam, 2-Oxohexamethyleneimine, Aza-2-cycloheptanone

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About This Item

Empirical Formula (Hill Notation):

C₆H₁₁NO

CAS Number:

105-60-2

Molecular Weight:

113.16

UNSPSC Code:

12352100

NACRES:

NA.22

PubChem Substance ID:

24892472

EC Number:

203-313-2

Beilstein/REAXYS Number:

106934

MDL number:

MFCD00006936

Assay:

99%

Form:

crystals

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Properties

vapor pressure

<0.01 mmHg ( 20 °C)

Quality Level

200

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

Description

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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pictograms

GHS07

signalword

Warning

hcodes

H302 + H332,H315,H319,H335

pcodes

P261 - P264 - P301 + P312 - P302 + P352 - P304 + P340 + P312 - P305 + P351 + P338

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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?-Caprolactam: New by-product free synthesis routes

Dahlhoff, G, et al.

Catalysis Reviews: Science and Engineering, 43(4), 381-441 (2001)

Microwave syntheses of poly (?-caprolactam-co-?-caprolactone)

Fang X, et al.

Journal of Polymer Science Part A: Polymer Chemistry, 38(8), 1379-1390 (2000)

Design of a ?green? one-step catalytic production of ?-caprolactam (precursor of nylon-6)

Thomas JM and Raja R

Proceedings of the National Academy of Sciences of the USA, 102(39), 13732-13736 (2005)

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Global Trade Item Number

SKU	GTIN
C2204-250G	04061833475348
C2204-1KG	04061833475331
C2204-5G	04061833475355