Shanghai Nianxing Industrial Co., Ltd
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Pyridinium,1,1'-(1,3-propanediyl)bis[4-[(hydroxyimino)methyl]-, bromide (1:2)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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56-97-3

56-97-3 structure

56-97-3 structure

Name: 1,1'-trimethylene-bis(4-formylpyridinium bromide) dioxime
Chemical Name: oxo-[[1-[3-[4-(oxoazaniumylmethylidene)pyridin-1-yl]propyl]pyridin-4-ylidene]methyl]azanium,dibromide
CAS Number: 56-97-3
Molecular Formula: C₁₅H₁₈Br₂N₄O₂
Molecular Weight: 446.13700
Catalog: API Special medicine Antidote
Create Date: 2018-06-01 08:00:00
Modify Date: 2026-07-03 22:48:37

Name	oxo-[[1-[3-[4-(oxoazaniumylmethylidene)pyridin-1-yl]propyl]pyridin-4-ylidene]methyl]azanium,dibromide
Synonyms	1,1'-Trimethylenebis(4-formylpyridine oxime) dibromide 1,1'-Trimethylenebis(4-formylpyridinium) dibromide dioxime trimedoxime dipiroximdibromide Trimedoxime Dipiroxim TMB4 4-hydroxyiminomethyl-(3-(4-hydroxyiminomethyl-1-pyridinio)propyl)pyridinium Trimedoxime N TMB-4 1,1'-Trimethylene-bis-[4-(hydroxyiminomethyl)pyridiniumbromide] 1,2,3,4-TETRAMETHYL-1,3-CYCLOPENTADIENE 1,3-Bis(4-hydroxyiminomethylpyridinium)propane dibromide pyridinium,1,1’-trimethylenebis(4-formyl-,dibromide,dioxime 1,3-bis(4-formylpyridinium)-propanebisoxidedibromide TRIMEDOXIME BROMIDE 1,1’-(1,3-propanediyl)bis(4-(hydroxyimino)methyl-pyridiniudibromide 1,1'-Trimethylenebis(4-aldoximinopyridinium) dibromide n,n-trimethylen-bis-(pyridinium-4-aldoxim)-dibromid Dipiroxim dibromide tmb-4dibromide 1,3-trimethylen-bis-(4-hydroximinoformylpyridinium)-dibromid Dipiroksim dibromide 1,1'-trimethylenebis(4-(hydroxyimino-methyl)pyrid Trimedoximun 1,1'-(1,3'-propanediyl)bis((4-hydroxyimino)methyl)-pyridinium dibromide Dipyroxim dibromide 1,1'-TRIMETHYLENEBIS(4-(HYDROXYIMINOMETHYL)PYRIDINIUM BROMIDE) dipyroximdibromide 1,1'-Trimethylenebis(4-formylpyridine bromide) dioxime 1,3-Bis(4-hydroxyiminomethyl-1-pyridinium)propane dibromide Dipyroxime 1,1'-trimethylene bis-(4-hydroxyimino methyl)-pyridinium dibromide 1,3-propan-bis-(4-hydroxyiminomethyl-pyridinium-)-dibromids trimedoximebromide 1,1'-TRIMETHYLENE-BIS(4-FORMYLPYRIDINIUM BROMIDE) DIOXIME 1,1'-TRIMETHYLENE-BIS(4-FORMYL-*PYRIDINI UM BROMIDE) 1,1'-TRIMETHYLENE-BIS(4-FORMYLPYRIDINIUM BROMIDE) DIOXIME //BP c434

Boiling Point	412.9ºC at 760mmHg
Melting Point	231ºC (dec.)(lit.)
Molecular Formula	C₁₅H₁₈Br₂N₄O₂
Molecular Weight	446.13700
Flash Point	203.5ºC
Exact Mass	443.98000
PSA	72.94000
Storage condition	−20°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UU7525000

CHEMICAL NAME :: Pyridinium, 1,1'-trimethylenebis(4-formyl-, dibromide, dioxime

CAS REGISTRY NUMBER :: 56-97-3

LAST UPDATED :: 199706

DATA ITEMS CITED :: 10

MOLECULAR FORMULA :: C15-H18-N4-O2.2Br

MOLECULAR WEIGHT :: 446.19

WISWESSER LINE NOTATION :: T6KJ D1UNQ A3- AT6KJ D1UNQ &E 2

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 :: 192 mg/kg

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

REFERENCE :: RPTOAN Russian Pharmacology and Toxicology (English Translation). Translation of FATOAO. (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey, UK) V.30- 1967- Volume(issue)/page/year: 38,168,1975

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 89 mg/kg

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

REFERENCE :: JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 129,31,1960

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

ROUTE OF EXPOSURE :: Intramuscular

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 123 mg/kg

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

REFERENCE :: JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 129,31,1960

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 53500 ug/kg

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

REFERENCE :: RPTOAN Russian Pharmacology and Toxicology (English Translation). Translation of FATOAO. (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey, UK) V.30- 1967- Volume(issue)/page/year: 38,168,1975

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 83 mg/kg

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

REFERENCE :: RPTOAN Russian Pharmacology and Toxicology (English Translation). Translation of FATOAO. (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey, UK) V.30- 1967- Volume(issue)/page/year: 35,243,1972

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 45 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: 14,870,1964

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

ROUTE OF EXPOSURE :: Intramuscular

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 100 mg/kg

TOXIC EFFECTS :: Behavioral - tremor Behavioral - excitement Behavioral - ataxia

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD-A133-148

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

ROUTE OF EXPOSURE :: Intramuscular

SPECIES OBSERVED :: Mammal - cat

DOSE/DURATION :: 117 mg/kg

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

REFERENCE :: RPTOAN Russian Pharmacology and Toxicology (English Translation). Translation of FATOAO. (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey, UK) V.30- 1967- Volume(issue)/page/year: 38,168,1975

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 44 mg/kg

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

REFERENCE :: AEHLAU Archives of Environmental Health. (Heldref Pub., 4000 Albemarle St., NW, Washington, DC 20016) V.1- 1960- Volume(issue)/page/year: 5,21,1962 *** REVIEWS *** TOXICOLOGY REVIEW JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 53,1143,1964

Hazard Codes	Xi
Risk Phrases	36/37/38
Safety Phrases	26-37/39
RTECS	UU7525000

Precursor 0
DownStream 1
696-54-8

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