ChemicalBook >> CAS DataBase List >>2-Chloroethyl isocyanate

2-Chloroethyl isocyanate

CAS No.
1943-83-5
Chemical Name:
2-Chloroethyl isocyanate
Synonyms
CIC;Protein capicua homolog;ISOCYANIC ACID 2-CHLOROETHYL ESTER;2-CHLOROETHYL ISOCYANATE, LOW HCL, 97%;ANTI-CIC (N-TERM) antibody produced in rabbit;nsc87418;KIAA0306;2-Chloroethyl isocya;CHLOROETHYLISOCYANATE;2-chlorethylisokyanat
CBNumber:
CB3378959
Molecular Formula:
C3H4ClNO
Molecular Weight:
105.52
MDL Number:
MFCD00002043
MOL File:
1943-83-5.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 01:12:44
Product description Number Pack Size Price
2-Chloroethyl isocyanate low HCl, 97% 538337 5g $34.3
ANTI-CIC (N-TERM) antibody produced in rabbit IgG fraction of antiserum, buffered aqueous solution SAB1303549 400 μL $532
2-Chloroethyl isocyanate low HCl, 97% 538337 25g $100
2-Chloroethyl Isocyanate >98.0%(GC) I0293 5g $25
2-Chloroethyl Isocyanate >98.0%(GC) I0293 25g $98
More product size

2-Chloroethyl isocyanate Properties

Melting point 144-145 °C
Boiling point 141-142 °C(lit.)
Density 1.237 g/mL at 25 °C(lit.)
refractive index n20/D 1.447(lit.)
Flash point 135 °F
storage temp. 2-8°C
form Liquid
color Clear colorless to slightly yellow
biological source rabbit
Water Solubility reacts
Sensitive Lachrymatory
BRN 1071429
Stability Stable, but moisture sensitive. Combustible. Incompatible with water, moisture, strong oxidizing agents, strong bases, acids, alcohols, amines.
InChI 1S/C3H4ClNO/c4-1-2-5-3-6/h1-2H2
InChIKey BCMYXYHEMGPZJN-UHFFFAOYSA-N
SMILES ClCCN=C=O
CAS DataBase Reference 1943-83-5(CAS DataBase Reference)
FDA UNII KJ4TMD25MS
EPA Substance Registry System Ethane, 1-chloro-2-isocyanato- (1943-83-5)
UNSPSC Code 12352203
NACRES NA.41

SAFETY

Risk and Safety Statements

Symbol(GHS)  Flame (GHS02)Skull and Crossbones (GHS06)Health Hazard (GHS08)
GHS02,GHS06,GHS08
Signal word  Danger
Hazard statements  H226-H301+H331-H315-H317-H319-H334-H335
Precautionary statements  P210-P280-P301+P310-P303+P361+P353-P304+P340+P311-P305+P351+P338
target organs Respiratory system
PPE Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes  Xn,T,C
Risk Statements  20/21/22-36/37/38-42-34-23/24/25
Safety Statements  26-36-45-38-36/37/39-28A-23-7/9
RIDADR  UN 1993 3/PG 3
WGK Germany  3
RTECS  NQ8450000
10-19
Hazard Note  Toxic/Corrosive/Lachrymatory/Sensitizer
TSCA  TSCA listed
HazardClass  6.1
PackingGroup  II
HS Code  29291090
Storage Class 3 - Flammable liquids
Hazard Classifications Acute Tox. 3 Inhalation
Acute Tox. 3 Oral
Eye Irrit. 2
Flam. Liq. 3
Resp. Sens. 1
Skin Irrit. 2
Skin Sens. 1
STOT SE 3
Limited Quantities 5.0 L (1.3 gallons) (liquid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
NFPA 704
2
3 0

2-Chloroethyl isocyanate price More Price(67)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 538337 2-Chloroethyl isocyanate low HCl, 97% 1943-83-5 5g $34.3 2026-04-30 Buy
Sigma-Aldrich SAB1303549 ANTI-CIC (N-TERM) antibody produced in rabbit IgG fraction of antiserum, buffered aqueous solution 400 μL $532 2026-04-30 Buy
Sigma-Aldrich 538337 2-Chloroethyl isocyanate low HCl, 97% 1943-83-5 25g $100 2026-04-30 Buy
TCI Chemical I0293 2-Chloroethyl Isocyanate >98.0%(GC) 1943-83-5 5g $25 2026-04-30 Buy
TCI Chemical I0293 2-Chloroethyl Isocyanate >98.0%(GC) 1943-83-5 25g $98 2026-04-30 Buy
Product number Packaging Price Buy
538337 5g $34.3 Buy
SAB1303549 400 μL $532 Buy
538337 25g $100 Buy
I0293 5g $25 Buy
I0293 25g $98 Buy

2-Chloroethyl isocyanate Chemical Properties,Uses,Production

Chemical Properties

liquid

Uses

2-Chloroethyl isocyanate may be used in the synthesis of:

  • 8-carbamoyl-3-(2-chloroethyl)imidazo[5,1-d]-l,2,3,5-tetrazin-4(3H)-one
  • 1-(2-chloroethyl)-3-(2-hydroxyethyl) urea
  • 3-substituted 1-(2-chloroethyl)-3-β-glycosylureas
  • 1-(2-chloroethyl)-3-cyclohexyl-1-nitrosourea (CCNU)
  • (2-chloroethyl)-4-acetoxybenzyl ester

Synthesis Reference(s)

The Journal of Organic Chemistry, 32, p. 1508, 1967 DOI: 10.1021/jo01280a045

107-94-8
1943-83-5
Synthesis of 2-Chloroethyl isocyanate from 3-Chloropropionic acid
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View Lastest Price from 2-Chloroethyl isocyanate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-Chloroethyl isocyanate pictures 2026-05-28 2-Chloroethyl isocyanate
1943-83-5
$2.00-5.00 1KG 99% 10000kg Hebei Chuanghai Biotechnology Co,.LTD
2-Chloroethyl isocyanate pictures 2026-03-20 2-Chloroethyl isocyanate
1943-83-5
1KG 99% 20 mt Hebei Chuanghai Biotechnology Co., Ltd
2-Chloroethyl isocyanate pictures 2025-04-04 2-Chloroethyl isocyanate
1943-83-5
1KG 98% 1Ton Henan Aochuang Chemical Co.,Ltd.
1-CHLORO-2-ISOCYANATO-ETHANE 2-CHLOROETHYL ISOCYANATE 1-chloro-2-isocyanato-ethan 2-chlorethylisokyanat nsc87418 2-Chloroethyl isocyanate 97% CHLOROETHYLISOCYANATE -chloro-2-isocyanato-ethan Ethane, 1-chloro-2-isocyanato- 2-Chloroethyl isocya Chlorine ethyl isocyanate 2-Chloroethyl isocyanate, 98% 5ML b-Chloroethylisocyanate 2-Chloroethyl isocyanate,98% 2-Chloroethyl Isocyanate, 97+% 2 - ethyl chloride isocyanate KIAA0306 2-Chloroethyl isocyate 2-ChloroethylIsocyanate> 2-CHLOROETHYL ISOCYANATE, LOW HCL, 97% ANTI-CIC (N-TERM) antibody produced in rabbit CIC ISOCYANIC ACID 2-CHLOROETHYL ESTER Protein capicua homolog 1943-83-5 C3H4ClNO ClCH2CH2NCO ISOCYANATE Building Blocks Organic Building Blocks Nitrogen Compounds Isocyanates Building Blocks Chemical Synthesis Nitrogen Compounds Organic Building Blocks Pyrrolidines ,Pyrroles Organics Aliphatics Isocyanates Nitrogen Compounds Organic Building Blocks