Technical Data

P9495-05
CAS Number
65-22-5
Grade
USP
MDL Number
MFCD00012809
Molecular Formula
C8H9NO3•HCl
Molecular Weight
203.62
EU Commodity Code
38220090
Shipping Temp
RT
Storage Temp
4°C
Pyridoxal Hydrochloride, USP
3-Hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecarboxaldehyde Hydrochloride; 2-Methyl-3-hydroxy-4-formyl-5-hydroxymethylpyridine Hydrochloride; 3-Hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecarboxaldehyde Hydrochloride; 3-Hydroxy-5-hydroxymethyl-2-methylisonicotinaldehyde Hydrochloride

Pyridoxal hydrochloride interacts with cysteine of cathepsins and inhibits their activity. It elicits protective function in cornu Ammonis (CA) 1 neurons during ischemia.

Synonyms
3-Hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecarboxaldehyde Hydrochloride; 2-Methyl-3-hydroxy-4-formyl-5-hydroxymethylpyridine Hydrochloride; 3-Hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecarboxaldehyde Hydrochloride; 3-Hydroxy-5-hydroxymethyl-2-methylisonicotinaldehyde Hydrochloride
CAS No
65-22-5 Free base: 66-72-8
Molecular Formula
C8H9NO3•HCl
Molecular Weight
203.62
Appearance
White to yellow crystalline powder
Purity (HPLC)
≥98.5%
Identity (IR)
Conforms to reference
Melting Point
171-175°C
Loss on Drying (105°C, 2hr)
≤0.5%
Residue on Ignition
≤0.1%
pH (1%, H2O)
2.0-4.0
Chloride
17.2-17.7%
Nitrogen
6.7-7.1%
Bioburden
≤100cfu/g
Storage and Stability
Store powder at 4ºC. Stable for 12 months after receipt.
Meets or exceeds USP Specifications

Intended for research use only. Not for use in human, therapeutic, or diagnostic applications.

References
Folch, J., et al.: J. Biol. Chem., 226, 497 (1957); Chattopadhyay, M., et al.: J. Biosci., 28, 363 (2003); Broadbent, J., et al.: J. Bacteriol. 192, 2445 (2010); Budinich, M., et al.: J. Dairy Sci., 94, 5263 (2011)
USBio References
No references available
United States Biological | 4 Technology Way | Salem, MA 01970
Phone 800-520-3011 | Fax 978-594-8052 | Website www.usbio.net