ChemicalBook >>1H-1,2,4-Triazole-3,5-diamine>>1H-1,2,4-Triazole-3,5-diamine(1455-77-2)

1H-1,2,4-Triazole-3,5-diamine(1455-77-2)

1H-1,2,4-Triazole-3,5-diamine(1455-77-2)
Product IdentificationBack to Contents
【Product Name】

1H-1,2,4-Triazole-3,5-diamine
【Synonyms】

1H-1,2,4-Triazole-3,5-diamine
3,5-Diamino-1,2,4-triazole
3,5-Diamino-1H-1,2,4-triazole
3,5-Diamino-S-triazole
NSC 1895
【CAS】

1455-77-2
【Formula】

C2H5N5
【Molecular Weight】

99.1
【EINECS】

215-937-2
【RTECS】

XZ4535000
【RTECS Class】

Tumorigen; Drug; Mutagen; Human Data
【Beilstein/Gmelin】

112467
【Beilstein Reference】

4-26-00-01161
Physical and Chemical PropertiesBack to Contents
【Appearance】

Colorless crystals.
【Solubility in water】

Very soluble
【Melting Point】

205
【Boiling Point】

425
【pKa/pKb】

7.95 (pKb)
【Partition Coefficient】

-.43
First Aid MeasuresBack to Contents
【Ingestion】

Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
【Inhalation】

Remove from exposure to fresh air immediately.
【Skin】

Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
【Eyes】

Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids.
Handling and StorageBack to Contents
【Storage】

Store in a cool, dry place. Keep container closed when not in use.
【Handling】

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Hazards IdentificationBack to Contents
【Ingestion】

See inhalation.
【Inhalation】

This chemical is stable under normal laboratory conditions.
【Skin】

See inhalation.
【Eyes】

See inhalation
【EC Safety Phrase】

S 22 24/25
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Eyes: Wear safety glasses and chemical goggles if splashing is possible. Skin: Wear appropriate protective gloves and clothing to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin.
【Respirators】

Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline respirator in the positive pressure mode with emergency escape provisions.
Fire Fighting MeasuresBack to Contents
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. To extinguish fire, use water, dry chemical, chemical foam, or alcohol-resistant foam.
【Fire Potential】

This material is probably combustible.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Clean up spills immediately, using the appropriate protective equipment. Sweep up, then place into a suitable container for disposal.
Stability and ReactivityBack to Contents
【Incompatibilities】

Sensitive to heat, friction, and impact.
【Stability】

Stable under normal temperatures and pressures.
【Decomposition】

Nitrogen oxides, carbon monoxide, irritating and toxic fumes and gases, carbon dioxide, nitrogen.
Transport InformationBack to Contents
【HS Code】

2933 99 90
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