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2-Pyridylhydrazine(4930-98-7)

2-Pyridylhydrazine(4930-98-7)
Product IdentificationBack to Contents
【Product Name】

2-Pyridylhydrazine
【Synonyms】

(Pyridin-2-yl)hydrazine
2-Hydrazinopyridine
2-Hydrazinylpyridine
2-Pyridinylhydrazine
【CAS】

4930-98-7
【Formula】

C5H7N3
【Molecular Weight】

109.13
【EINECS】

225-566-8
【Beilstein/Gmelin】

109984
Physical and Chemical PropertiesBack to Contents
【Appearance】

Deep red, crystalline lumps.
【Solubility in water】

40 g/L (25 C)
【Melting Point】

46 - 47
【Boiling Point】

237
【Vapor Pressure】

0.046 (25 C)
【pKa/pKb】

9.72 (pKa)
【Partition Coefficient】

-.21
【Heat Of Vaporization】

47.36 kJ/mol
First Aid MeasuresBack to Contents
【Ingestion】

If swallowed, wash out mouth with water provided person is conscious. Call a physician.
【Inhalation】

If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
【Skin】

In case of contact, immediately wash skin with soap and copious amounts of water. Remove contaminated clothing and shoes. Call a physician.
【Eyes】

In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.
Handling and StorageBack to Contents
【Storage】

Keep tightly closed. Store at 2-8 C
Hazards IdentificationBack to Contents
【Inhalation】

Material is irritating to mucous membranes and upper respiratory tract.
【Hazards】

Emits toxic fumes under fire conditions. Irritant. Harmful solid or liquid (physical state is temperature dependent).
【EC Risk Phrase】

36/37/38
【EC Safety Phrase】

26 36
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Compatible chemical-resistant gloves. Chemical safety goggles. Protective clothing.
【Respirators】

Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Where risk assessment shows air-purifying respirators are appropriate use a dust mask type N95 (US) or type P1 (EN 143) respirator.
【Exposure Effects】

Causes eye and skin irritation. May be harmful by inhalation, ingestion, or skin absorption.
Fire Fighting MeasuresBack to Contents
【Flash Point】

97
【Fire Fighting】

Extinguish with water spray, carbon dioxide, dry chemical powder or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Stability and ReactivityBack to Contents
【Incompatibilities】

Strong oxidizing agents, Strong acids, Acid chlorides, Acid anhydrides.
【Decomposition】

Carbon monoxide, Carbon dioxide, Nitrogen oxides.
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