Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Pyridoxal hydrochloride
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: Pyridoxal hydrochloride
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: Pyridoxal hydrochloride
Price: ￥Inquiry/25kg
Purity: 99.0%
Stocking Period: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

65-22-5

65-22-5 structure

Name: Pyridoxal hydrochloride
Chemical Name: Pyridoxal hydrochloride
CAS Number: 65-22-5
Molecular Formula: C₈H₁₀ClNO₃
Molecular Weight: 203.623
Catalog: Organic raw materials Aldehyde
Create Date: 2018-07-14 21:06:07
Modify Date: 2026-06-30 09:57:39

Name	Pyridoxal hydrochloride
Synonyms	3-HYDROXY-5-HYDROXYMETHYL-2-METHYLISONICO-TINALDEHYDE HYDROCHLORIDE 3-hydroxy-5-(hydroxymethyl)-2-methylpyridin-1-ium-4-cbaldehyde chloride 3-HYDROXY-5-(HYDROXYLMETHYL)2-METHYL-4-PYRIDINE CARBOXYL ALDEHYDE HYDROCHLORIDE Pyridoxal Hydrochloride Standd 4-Pyridinecarboxaldehyde, 3-hydroxy-5-(hydroxymethyl)-2-methyl-, hydrochloride (1:1) EINECS 200-602-5 3-HYDROXY-5-HYDROXYMETHYL-2-METHYL-4-PYRIDINAL, HCL 2-METHYL-3-HYDROXY-4-FORMYL-5-HYDROXYMETHYLPYRIDINE HYDROCHLORIDE GLUTA fixative 3-hydroxy-5-(hydroxymethyl)-2-methyl-pyridin-1-ium-4-cbaldehyde chloride PyridoxalHydrochlorideMin. Pyridoxine Impurity 22 Pyridoxal hydrochloride, >= 3-hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecboxaldehyde chloride 3-Hydroxy-5-(hydroxyMethyl)-2-Methylisonicotinaldehyde hydrochlordie Pyridoxal hydrochloride, 10 mM in DMSO Pyridoxalhydrochloride Pyridoxal, Hydrochloride - - Calbiochem Pyridoxal hydrochloride 100 μg/mL in Methanol PyridoxalHydrochloride> 3-HYDROXY-5-HYDROXYMETHYL-2-METHYL-4-PYRIDINECBOXALDEHYDE Pyridoxal, Hydrochloride pyridoxal hcl sigma ade crystalline Pyridoxal Hydrochloride in 0.1mol/LHCl (as free base) PyridoxalHydrochlorideMin TIMTEC-BB SBB000425 PYRIDOXAL HYDROCHLORIDE CELL CULTURE*TES TED 3-Hydroxy-5-(hydroxymethyl)-2-methylisonicotinaldehyde hydrochloride (1:1) PL HCl, 3-Hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecboxaldehyde hydrochloride 3-hydroxy-5-(hydroxymethyl)-2-methylpyridine-4-carbaldehyde hydrochloride (1:1) PYRIDOXAL HCL SIGMA ADE CRYSTALLIN 4-Pyridinecboxaldehyde,3-hydroxy-5-(hydroxyMethyl)-2-Methyl-, hydrochloride (1:1) 3-hydroxy-5-hydroxymethyl-2-methyl-pyridine-4-carbaldehyde,hydrochloride 3-hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecboxaldehydhydrochloride 4-Pyridinecboxaldehyde,3-hydroxy-5-(hydroxymethyl)-2-methyl-,hydrochloride Pyridoxal hydrochloride ISO 9001：2015 REACH PL HCL Pyridoxal-[2H3] hydrochloride 3-hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridin-1-iumcboxaldehyde chloride 2-hydroxy-15-(methylthio)butanamide 3-hydroxy-5-(hydroxymethyl)-2-methylpyridine-4-cbaldehyde hydrochloride 3-Hydroxy-5-[hydroxymethyl]-2-methylisonicotinealdehyde hydrochloride Pyridoxal hydrochlor Pyridoxal, hydrochloride (7CI, 8CI) Pyridoxal,Hydrochlorid Pyridoxal hydrochloride 3-Hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecboxaldehyde hydrochloride Pyraloximehydrochloride 4-Pyridinecarboxaldehyde, 3-hydroxy-5- (hydroxymethyl)-2-methyl-, hydrochloride UNII:1416KF0QBC 3-HYDROXY-5-(HYDROXYLMETHYL)2-METHYL-4-PYRIDINE CBOXYL ALDEHYDE HYDROCHLORIDE Pyridoxal hydrochloride (Vitamin B6) Pyridoxal hydrochloride(PLC) PYRIDOXAL HYDROCHLORIDE SUITABLE FOR PYRIDOXAL HCL Pyridoxal hydrochloride Solution, 100μg/mL 3-hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecboxalde 3-hydroxy-2-methyl-5-methylol-pyridin-1-ium-4-cbaldehyde chloride Pyridoxal hydrochloride, R Pyridoxal hydrochloride,3-Hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecboxaldehyde hydrochloride, PL HCl 2-Methyl-344-nitrobenzyl&chloride Pyridoxal HCl MFCD00012809 3-Hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecboxaldehyde hydrochloride PL HCl PYRIDOXAL HYDROCHLORIDE 3-HYDROXY-5-(HYDROXYMETHYL)-2-METHYL-4-PYRIDINECBOXALDEHYDE HYDROCHLORIDE 3-Hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecboxaldehyde hydrochlo Vitamin B6 Photodeadable Impurity

Boiling Point	412.8ºC at 760 mmHg
Melting Point	173 °C (dec.)(lit.)
Molecular Formula	C₈H₁₀ClNO₃
Molecular Weight	203.623
Flash Point	203.5ºC
Exact Mass	203.034927
PSA	70.42000
LogP	1.20240
Storage condition	−20°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UV1225000

CHEMICAL NAME :: Pyridoxal, hydrochloride

CAS REGISTRY NUMBER :: 65-22-5

LAST UPDATED :: 199701

DATA ITEMS CITED :: 15

MOLECULAR FORMULA :: C8-H9-N-O3.Cl-H

MOLECULAR WEIGHT :: 203.64

WISWESSER LINE NOTATION :: T6NJ B1 CQ DVH E1Q &GH

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2150 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - excitement

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 530 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - excitement

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 320 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - excitement

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1800 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 400 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD691-490

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 530 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 390 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: >500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - cat

DOSE/DURATION :: >500 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Gastrointestinal - changes in structure or function of salivary glands Gastrointestinal - hypermotility, diarrhea

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Mammal - cat

DOSE/DURATION :: 160 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Gastrointestinal - changes in structure or function of salivary glands Gastrointestinal - hypermotility, diarrhea

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intramuscular

SPECIES OBSERVED :: Mammal - cat

DOSE/DURATION :: 152 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Gastrointestinal - changes in structure or function of salivary glands Gastrointestinal - hypermotility, diarrhea

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 465 mg/kg

TOXIC EFFECTS :: Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Behavioral - convulsions or effect on seizure threshold

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Bird - pigeon

DOSE/DURATION :: 262 mg/kg

TOXIC EFFECTS :: Behavioral - altered sleep time (including change in righting reflex) Behavioral - convulsions or effect on seizure threshold

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X9715 No. of Facilities: 206 (estimated) No. of Industries: 3 No. of Occupations: 8 No. of Employees: 2141 (estimated) No. of Female Employees: 1341 (estimated)

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi
Risk Phrases	R20/21/22
Safety Phrases	S24/25-S22
RIDADR	NONH for all modes of transport
WGK Germany	2
RTECS	UV1225000
HS Code	2933399090

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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