<< Back to Chemical Sampling Information

Chemical Sampling Information (CSI)
Search (use word(s)/phrase)
Table of Contents
By Name
A B C D E F G H I J K L M
N O P Q R S T U V W X Y Z

By CAS Number
Quick Links

General Description

Synonyms: Allyl isosulfocyanate; 3-Isothiocyanato-1-propene; Isothiocyanic acid, allyl ester; Mustard Oil; 2-Propenyl isothiocyanate

OSHA IMIS Code Number: A107

Chemical Abstracts Service (CAS) Registry Number: 57-06-7

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: NX8225000

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: 1545 (stabilized) 155

Chemical Description and Physical Properties:

    colorless to pale yellow, oily liquid, with pungent odor
    molecular weight: 99.16
    vapor pressure: 9.976 mm Hg @ 38.3°C
    molecular formula: C4H5NS
    boiling point: 148-154°C
    flash point: 46°C closed cup
    melting point: -80°C

Health Factors

Carcinogenic Classification:

International Agency for Research on Cancer (IARC): Group 3, Not classifiable as to its carcinogenicity to humans [106 KB PDF, 12 pages]

Potential Symptoms: Irritation of eyes, skin, nose, throat; eye, skin burns; INGES ACUTE: Burns in mouth, throat and stomach. EXPOS CHRONIC: Cough, bronchial irritation and pneumonia; burns in nose and mouth, erosion of teeth; dermatitis; conjunctivitis

Health Effects: Irritation-Eyes, Nose, Throat, Bronchi, Skin---Marked (HE14)

Affected Organs: Eyes, skin, respiratory system

Literature Basis:

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Charcoal Tube (100/50 mg sections; 20/40 mesh)
    analytical solvent: (99:1) Carbon Disulfide:Dimethylformamide
    maximum volume: 20 Liters
    maximum flow rate: 0.1 L/min.
    current analytical method: Gas Chromatography; GC/FID
    method reference: OSHA SLTC In-house File
    method classification: Not Validated

** All Trademarks are the property of their respective owners.


Accessibility Assistance: Contact the OSHA Directorate of Technical Support and Emergency Management at (202) 693-2300 for assistance accessing PDF materials.