Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: [(E)-(1-methylpyridin-2-ylidene)methyl]-oxo-azanium; sulfooxymethane
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

1200-55-1

1200-55-1 structure

1200-55-1 structure

Name: [(E)-(1-methylpyridin-2-ylidene)methyl]-oxo-azanium; sulfooxymethane
Chemical Name: [(E)-(1-methylpyridin-2-ylidene)methyl]-oxoazanium,methyl sulfate
CAS Number: 1200-55-1
Molecular Formula: C₈H₁₂N₂O₅S
Molecular Weight: 248.25600
Create Date: 2016-09-02 20:49:48
Modify Date: 2024-01-13 12:49:52

Name	[(E)-(1-methylpyridin-2-ylidene)methyl]-oxoazanium,methyl sulfate
Synonyms	2-Formyl-1-methylpyridinium methyl sulfate oxime Sulfomethylate de pralidoxime [French] Contrastigmine 2-[(hydroxyimino)methyl]-1-methylpyridinium methyl sulfate Pralidoxime methyl sulfate Pyridinium,2-formyl-1-methyl-,methyl sulfate,oxime Pyridine-2-aldoxime methylsulfate Contrastigmin EINECS 214-852-8

Boiling Point	189.7ºC at 760 mmHg
Molecular Formula	C₈H₁₂N₂O₅S
Molecular Weight	248.25600
Flash Point	68.5ºC
Exact Mass	248.04700
PSA	111.28000
LogP	0.49300
Vapour Pressure	0.562mmHg at 25°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UU4582000

CHEMICAL NAME :: Pyridinium, 2-formyl-1-methyl-, methyl sulfate, oxime

CAS REGISTRY NUMBER :: 1200-55-1

LAST UPDATED :: 198611

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C7-H9-N2-O.C-H3-O4-S

MOLECULAR WEIGHT :: 248.28

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1716 mg/kg

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

REFERENCE :: THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris, France) V.1- 1946- Volume(issue)/page/year: 15,1146,1960

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 145 mg/kg

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

REFERENCE :: MEXPAG Medicina Experimentalis. (Basel, Switzerland) V.1-11, 1959-64; V.18-19, 1968-69. For publisher information, see JNMDBO. Volume(issue)/page/year: 8,313,1963

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 686 mg/kg

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

REFERENCE :: THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris, France) V.1- 1946- Volume(issue)/page/year: 15,1146,1960

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 172 mg/kg

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

REFERENCE :: THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris, France) V.1- 1946- Volume(issue)/page/year: 15,1146,1960

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 172 mg/kg

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

REFERENCE :: THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris, France) V.1- 1946- Volume(issue)/page/year: 15,1146,1960

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%