Product Identification

Product Name

1H-Tetrazole-1-acetic acid

Synonyms

1H-Tetrazol-1-ylacetic acid
1H-Tetrazole-1-acetic acid
1-Tetrazoleacetic acid
1-Tetrazolylacetic acid
2-(1H-Tetrazol-1-yl)acetic acid
2-(Tetrazol-1-yl)acetic acid

CAS

21732-17-2

Formula

C3H4N4O2

Molecular Weight

128.09

EINECS

244-551-7

Beilstein/Gmelin

1210476

Beilstein Reference

5-26-11-00065

Physical and Chemical Properties

Solubility in water

Very soluble

Melting Point

128 - 131

pKa/pKb

2.67 (pKa)

First Aid Measures

Ingestion

Seek medical assistance.

Inhalation

Move victim to fresh air. Apply artificial respiration if victim is not breathing. Administer oxygen if breathing is difficult.

Skin

Remove and isolate contaminated clothing and shoes. Flush with running water for at least 20 minutes.

Eyes

Flush with running water for at least 20 minutes.

Hazards Identification

Inhalation

May cause irritation.

Skin

See inhalation.

Eyes

See inhalation.

Hazards

May explode and throw fragments 500 meters or more if fire reaches cargo.

UN (DOT)

407

Exposure Controls/Personal Protection

Personal Protection

Wear appropriate protective gloves, clothing and goggles.

Respirators

Wear positive pressure self-contained breathing apparatus (SCBA).

Fire Fighting Measures

Fire Fighting

Use plenty of water - FLOOD it! If water is not available, use carbon dioxide, dry chemical or dirt.

Accidental Release Measures

Small spills/leaks

Make no contact with the spilled material. ELIMINATE ignition sources and ground all equipment. DO NOT OPERATE RADIO TRANSMITTERS WITHIN 100 meters OF ELECTRIC DETONATORS. DO NOT CLEAN-UP OR DISPOSE OF, EXCEPT UNDER SUPERVISION OF A SPECIALIST.

Transport Information

UN Number

407

Hazard Class

1.4C

Packing Group

II

Stability and Reactivity

Combustion Products

Fire may produce irritating, corrosive and/or toxic gases.