pyridoxal

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Names

[ CAS No. ]:
66-72-8

[ Name ]:
pyridoxal

[Synonym ]:
3-hydroxy-2-methyl-5-methylol-isonicotinaldehyde
3-Hydroxy-5-(hydroxymethyl)-2-methylisonicotinaldehyde
3-hydroxy-5-(hydroxymethyl)-2-methylpyridine-4-carbaldehyde
PYRIDOXALDEHYDE
2-Methyl-3-hydroxy-5-(hydroxymethyl)pyridine-4-carbaldehyde
Pyridoxal
3-(Hydroxymethyl)-5-hydroxy-6-methylpyridine-4-carbaldehyde
3-Hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecarbaldehyde
PYRIDOXALE
pyridoxal aldehyde

Chemical & Physical Properties

[ Density]:
1.36 g/cm3

[ Boiling Point ]:
412.8ºC at 760 mmHg

[ Molecular Formula ]:
C8H9NO3

[ Molecular Weight ]:
167.16200

[ Exact Mass ]:
167.05800

[ PSA ]:
70.42000

[ LogP ]:
0.40040

[ Index of Refraction ]:
1.639

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UV1200600
CHEMICAL NAME :
Pyridoxal
CAS REGISTRY NUMBER :
66-72-8
BEILSTEIN REFERENCE NO. :
0383768
LAST UPDATED :
199709
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C8-H9-N-O3
MOLECULAR WEIGHT :
167.18

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
540 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - rigidity (including catalepsy) Behavioral - irritability
REFERENCE :
THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris, France) V.1- 1946- Volume(issue)/page/year: 25,539,1970
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1120 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - rigidity (including catalepsy) Behavioral - irritability
REFERENCE :
THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris, France) V.1- 1946- Volume(issue)/page/year: 25,539,1970
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
480 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - rigidity (including catalepsy) Behavioral - irritability
REFERENCE :
THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris, France) V.1- 1946- Volume(issue)/page/year: 25,539,1970 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X9714 No. of Facilities: 3 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 522 (estimated) No. of Female Employees: 261 (estimated)

Precursor & DownStream

Precursor

  • Pyridoxine hydrochloride
  • Pyridoxine
  • 3-chloro-2-(((3-hydroxy-5-(hydroxymethyl)-2-methylpyridin-4-yl)methylene)amino)propanoic acid
  • Sulfuric acid
  • N-(3-hydroxy-5-hydroxymethyl-2-methylpyridin-4-ylmethylidene)-L-α-alanine
  • Pyridoxylideneisoleucine
  • (S)-2-(((3-hydroxy-5-(hydroxymethyl)-2-methylpyridin-4-yl)methylene)amino)-4-methylpentanoic acid
  • Hydrochloric acid

DownStream

  • 2-Ketoglutaric acid
  • Ammonia
  • Pyruvic acid
  • Phosphoric acid
  • Formaldehyde
  • Glycine
  • DL-Alanine
  • 4-Pyridoxic acid
  • 4-deoxypyridoxine
  • 2,5-Dimethyl-3-hydroxy-4-pyridinemethanol

Related Compounds

  • 3-methoxy-1-methyl-N-(2-(4-oxothieno[2,3-d]pyrimidin-3(4H)-yl)ethyl)-1H-pyrazole-4-carboxamide
  • 6-ethoxy-N-(2-(4-oxothieno[2,3-d]pyrimidin-3(4H)-yl)ethyl)nicotinamide
  • (4-(1,1-dioxidotetrahydro-2H-thiopyran-4-yl)piperazin-1-yl)(1H-indol-3-yl)methanone
  • (4-(1,1-dioxidotetrahydro-2H-thiopyran-4-yl)piperazin-1-yl)(thiophen-3-yl)methanone
  • 2-ethoxy-N-((3-(5-methylisoxazol-3-yl)-1,2,4-oxadiazol-5-yl)methyl)acetamide
  • 5-bromo-2-chloro-N-((3-(5-methylisoxazol-3-yl)-1,2,4-oxadiazol-5-yl)methyl)benzamide
  • N-((3-(5-methylisoxazol-3-yl)-1,2,4-oxadiazol-5-yl)methyl)furan-2-carboxamide
  • 2-(2,4-difluorophenyl)-N-((3-(5-methylisoxazol-3-yl)-1,2,4-oxadiazol-5-yl)methyl)acetamide
  • N-((3-(5-methylisoxazol-3-yl)-1,2,4-oxadiazol-5-yl)methyl)benzo[b]thiophene-2-carboxamide
  • N-((3-(5-methylisoxazol-3-yl)-1,2,4-oxadiazol-5-yl)methyl)-2,3-dihydrobenzo[b][1,4]dioxine-5-carboxamide
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