ChemicalBook >>Pyridoxine>>2-Methyl-3-hydroxy-4,5-dihydroxymethylpyridine(65-23-6)

2-Methyl-3-hydroxy-4,5-dihydroxymethylpyridine(65-23-6)

2-Methyl-3-hydroxy-4,5-dihydroxymethylpyridine(65-23-6)
Product IdentificationBack to Contents
【Product Name】

2-Methyl-3-hydroxy-4,5-dihydroxymethylpyridine
【Synonyms】

2-Methyl-4,5-bis(hydroxymethyl)-3-hydroxypyridine
3-Hydroxy-4,5-dimethylol-alpha-picoline
4,5-Bis(hydroxymethyl)-2-methylpyridin-3-ol
5-Hydroxy-6-methyl-3,4-pyridinedimethanol
Pyridoxol
Vitamin B6
【CAS】

65-23-6
【Formula】

C8H11NO3
【Molecular Weight】

169.2
【EINECS】

200-603-0
【RTECS】

UV1300000
【RTECS Class】

Drug; Reproductive Effector; Human Data
【Beilstein/Gmelin】

139854
【Beilstein Reference】

5-21-05-00492
Physical and Chemical PropertiesBack to Contents
【Solubility in water】

120 g/l (20 C)
【Melting Point】

156 - 157
【Vapor Pressure】

1.7E-10 (25 C)
【Density】

1.38 g/cm3 (20 C)
【pKa/pKb】

8.37 (pKa)
【Heat Of Vaporization】

79.9 kJ/mol
【Usage】

Vitamin b6.
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.
【Eyes】

In case of contact, immediately flush eyes with copious amounts of water for at least 15 minutes.
Handling and StorageBack to Contents
【Storage】

Keep tightly closed. Store in a cool dry place.
Hazards IdentificationBack to Contents
【Inhalation】

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

Causes irritation.
【Eyes】

Causes irritation.
【Ingestion】

Causes irritation.
【EC Risk Phrase】

36/37/38
【EC Safety Phrase】

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

Wear respirator, chemical safety goggles, rubber boots, and heavy rubber gloves.Do not breathe dust. Avoid contact with eye, skin, and clothing.
【Respirators】

Government approved respirator.
【Exposure Effects】

People who have consumed more than 2000 mg on a daily basis have experienced a toxic sensory neuropathy. Withdrawal from 200 mg daily has produced dependency symptoms. To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated.
【Poison Class】

F
Fire Fighting MeasuresBack to Contents
【Flash Point】

251
【Fire Fighting】

Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes. Extinguish fire using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam.
Stability and ReactivityBack to Contents
【Incompatibilities】

Strong oxidizing agents.
【Decomposition】

Carbon monoxide, Carbon dioxide, Nitrogen oxides.
【Combustion Products】

Emits toxic fumes under fire conditions.
Transport InformationBack to Contents
【HS Code】

2936 25 00
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