Synonyms: guanidinium hydrochloride, guanidine monohydrochloride, guanidine chloride, aminoformamidine hydrochloride, iminourea hydrochloride
Molecular formula: CH₆ClN₃
CAS No: 50-01-1
EINECS No: 200-002-3
Annex I Index No: 607-148-00-0

Physical data

Appearance: solid
Melting point: 183 C
Boiling point:
Vapour density:
Vapour pressure:
Density (g cm^-3):
Flash point:
Explosion limits:
Autoignition temperature:
Water solubility: very soluble

Stability

Stable. Hygroscopic.

Toxicology

Harmful by ingestion. Skin, eye and respiratory irritant.

Toxicity data
(The meaning of any toxicological abbreviations which appear in this section is given here.)
ORL-RAT LD50 475 mg kg^-1
ORL-MUS LD50 571 mg kg^-1

Irritation data
(The meaning of any toxicological abbreviations which appear in this section is given here.)
SKN-RBT 500 mg/24h/sev
EYE-RBT 81 mg/mod

Risk phrases
(The meaning of any risk phrases which appear in this section is given here.)
R22 R36 R37 R38.

Transport information

Non-hazardous for air, sea and road freight.

Personal protection

Safety glasses, adequate ventilation.

Safety phrases
(The meaning of any safety phrases which appear in this section is given here.)
S2 S22.

[Return to Physical & Theoretical Chemistry Lab. Safety home page.]

This information was last updated on June 3, 2004. We have tried to make it as accurate and useful as possible, but can take no responsibility for its use, misuse, or accuracy. We have not verified this information, and cannot guarantee that it is up-to-date.