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N-Methylcaprolactam

Product Name
N-Methylcaprolactam
CAS No.
2556-73-2
Chemical Name
N-Methylcaprolactam
Synonyms
1-METHYLAZEPAN-2-ONE;2H-Azepin-2-one, hexahydro-1-methyl-;N-Methylcaprolatam;1-Methylcaprolactam;N-METHYLCAPROLACTAM;N-MethylcaprolaCLaM;1-Methyl-2-azepanone;N-Methyl-e-caprolactam;N-Methyl-6-hexanelactam;N-Methylcaprolactam,96%
CBNumber
CB7133932
Molecular Formula
C7H13NO
Formula Weight
127.18
MOL File
2556-73-2.mol
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N-Methylcaprolactam Property

Boiling point:
106-108 °C/6 mmHg (lit.)
Density 
0.991 g/mL at 25 °C (lit.)
refractive index 
n20/D 1.484(lit.)
Flash point:
218 °F
storage temp. 
Keep in dark place,Inert atmosphere,Room temperature
solubility 
Chloroform (Sparingly), Ethyl Acetate (Slightly), Methanol (Sparingly)
form 
Oil
pka
-0.41±0.20(Predicted)
color 
Colourless
Specific Gravity
0.991
Water Solubility 
Fully miscible with water.
Sensitive 
Hygroscopic
Merck 
14,5989
InChI
1S/C7H13NO/c1-8-6-4-2-3-5-7(8)9/h2-6H2,1H3
InChIKey
ZWXPDGCFMMFNRW-UHFFFAOYSA-N
SMILES
CN1CCCCCC1=O
CAS DataBase Reference
2556-73-2(CAS DataBase Reference)
NIST Chemistry Reference
2H-Azepin-2-one, hexahydro-1-methyl-(2556-73-2)
EPA Substance Registry System
2H-Azepin-2-one, hexahydro-1-methyl- (2556-73-2)
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Safety

Hazard Codes 
Xn
Risk Statements 
20/21/22-36/37/38-21/22
Safety Statements 
26-37/39-36/37/39
WGK Germany 
3
RTECS 
CM4025000
HS Code 
29337900
Storage Class
10 - Combustible liquids
Hazard Classifications
Acute Tox. 4 Oral
Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
224766
Product name
N-Methylcaprolactam
Purity
99%
Packaging
25g
Price
$78.8
Updated
2026/03/19
TCI Chemical
Product number
M0686
Product name
N-Methyl-ε-caprolactam
Purity
>97.0%(GC)
Packaging
25g
Price
$46
Updated
2026/03/19
TCI Chemical
Product number
M0686
Product name
N-Methyl-ε-caprolactam
Purity
>97.0%(GC)
Packaging
500g
Price
$396
Updated
2026/03/19
TRC
Product number
M261355
Product name
N-Methylcaprolactam
Packaging
1g
Price
$45
Updated
2021/12/16
TRC
Product number
M261355
Product name
N-Methylcaprolactam
Packaging
25g
Price
$80
Updated
2021/12/16
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N-Methylcaprolactam Chemical Properties,Usage,Production

Chemical Properties

clear colorless to light yellow liquid; Boiling Point: 120 °C/25 mmHg; Flash point: 103 °C; Specific Gravity (20/20): 1.02; Refractive Index: 1.48.

Uses

N-Methylcaprolactam was used to study the inhibition mechanism of poly-[N-vinylcaprolactam] (PVCAP) and its related compounds against hydrate formation.

Definition

ChEBI: N-methylcaprolactam is a member of caprolactams.

N-Methylcaprolactam Preparation Products And Raw materials

Raw materials

Preparation Products

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N-Methylcaprolactam Suppliers

J & K SCIENTIFIC LTD.
Tel
18210857532; 18210857532
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
Advantage
76
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006356688 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40228
Advantage
62
Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30123
Advantage
84
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24529
Advantage
81
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44802
Advantage
61
Beijing Ouhe Technology Co., Ltd
Tel
13552068683 13522913783
Fax
+86-10-82967029
Email
2355560935@qq.com
Country
China
ProdList
11780
Advantage
60
Shanghai Longsheng chemical Co.,Ltd.
Tel
58099637 13585536065
Fax
021-58099609
Email
sales@shlschem.com
Country
China
ProdList
9894
Advantage
59
Shanghai Hanhong Scientific Co.,Ltd.
Tel
021-54306202 13764082696
Email
info@hanhongsci.com
Country
China
ProdList
42934
Advantage
64
XiaoGan ShenYuan ChemPharm co,ltd
Tel
15527621225; 15527621225
Email
1791901229@qq.com
Country
China
ProdList
6875
Advantage
52
Shandong Xiya Chemical Co., Ltd
Tel
13355009207 13355009207
Fax
0539-6365991
Email
3007715519@qq.com
Country
China
ProdList
18729
Advantage
57
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View Lastest Price from N-Methylcaprolactam manufacturers

Hebei Zhuanglai Chemical Trading Co.,Ltd
Product
N-Methylcaprolactam 2556-73-2
Price
US $65.00-20.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
20ton
Release date
2024-06-04
Hebei Chuanghai Biotechnology Co,.LTD
Product
N-Methylcaprolactam 2556-73-2
Price
US $5.00-2.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
10000kg
Release date
2024-08-14
Zhejiang Kinso Technology Co., LTD.
Product
N-Methylcaprolactam 2556-73-2
Price
US $0.00-0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
10000KG
Release date
2024-07-11

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