General

Synonyms: 4-hydroxy-2-mercapto-6-propylpyrimidine, 6-propyl-2-thio-2,4(1H,3H)pyrimdinedione, propylthiouracil, 6-propyl-2-thiouracil, 6-propylthiouracil, 2-mercapto-6-propylpyrimid-4-one, procasil, propacil, propycil, prothyran, PTU, prothiurone, prothycil, protiural, propyl-thiorist, thyreostat II
Use: antithyroid agent
Molecular formula: C₇H₁₀N₂OS
CAS No: 51-52-5
EINECS No:

Physical data

Appearance: white powder
Melting point: 219 - 221 C
Boiling point:
Vapour density:
Vapour pressure:
Density (g cm^-3):
Flash point:
Explosion limits:
Autoignition temperature:
Water solubility: slight

Stability

Stable. Combustible. Incompatible with strong oxidizing agents, strong acids, strong bases. Light sensitive.

Toxicology

Harmful if swallowed, inhaled or absorbed through the skin.

Toxicity data
(The meaning of any toxicological abbreviations which appear in this section is given here.)
ORL-RAT LD50 1980 mg kg^-1
IPR-RAT LDLO 400 mg kg^-1
ORL-WMN TDLO 900 mg kg^-1 /21w-i

Risk phrases
(The meaning of any risk phrases which appear in this section is given here.)
R20 R21 R22.

Transport information

(The meaning of any UN hazard codes which appear in this section is given here.)
Non-hazardous for air, sea and road freight.

Personal protection

Safety glasses. Do not breathe dust.

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

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This information was last updated on March 11, 2005. 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.