Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Stability and Reactivity Transport Information
Home > 2-Methyl-3-hydroxy-4,5-dihydroxymethylpyridine > 2-Methyl-3-hydroxy-4,5-dihydroxymethylpyridine(65-23-6)

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

Supplier Product Identification Physical and Chemical Properties First Aid Measures Handling and Storage Hazards Identification Exposure Controls/Personal Protection Fire Fighting Measures Stability and Reactivity Transport Information

Product Identification

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 Properties

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 Measures

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 Storage

Storage
Keep tightly closed. Store in a cool dry place.

Hazards Identification

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 Protection

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 Measures

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 Reactivity

Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, Carbon dioxide, Nitrogen oxides.
Combustion Products
Emits toxic fumes under fire conditions.

Transport Information

HS Code
2936 25 00
Contact More