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Polymyxin B cas no:1404-26-8

Synonyms: polymyxin B 2.5sulfate entahydrate;Polymyxin B (base and/or unspecified salts)

Identification
NamePolymyxin B
CAS1404-26-8
Synonymspolymyxin B 2.5sulfate entahydrate;Polymyxin B (base and/or unspecified salts)
EINECS(EC#)215-768-4
Molecular FormulaC43H82N16O12
Molecular Weight1189.34256
Safety Data

Safety

Poison by intraperitoneal, subcutaneous, and intravenous routes. Human systemic effects by ingestion: diarrhea, nausea; by intramuscular route: paresthesia, ataxia. When heated to decomposition it emits toxic fumes of NOx.
Hazard Codes:
HarmfulXn
Risk Statements:
R22:Harmful if swallowed. 
Safety Statements:
S22:Do not breathe dust. 
S24/25:Avoid contact with skin and eyes.
RIDADR: 3249
WGK Germany: 3
RTECS: TR1150000
F:
F 3 Hygroscopic.
F 8 Photosensitive.
F 10 Keep under argon.
HazardClass: 6.1(b)
PackingGroup: III


Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
human TDLo intramuscular 3mg/kg/D (3mg/kg) peripheral nerve and sensation: paresthesis behavioral: ataxia "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969Vol. -, Pg. 488, 1969.
human TDLo oral 8570mg/kg (8570mg/kg)
gastrointestinal: "hypermotility, diarrhea" gastrointestinal: nausea or vomiting
"Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969Vol. -, Pg. 488, 1969.
mouse LD50 intramuscular 61400ug/kg (61.4mg/kg)
behavioral: somnolence (general depressed activity) lungs, thorax, or respiration: other changes behavioral: convulsions or effect on seizure threshold
Antibiotiki. Vol. 21, Pg. 846, 1976.
mouse LD50 intravenous 3980ug/kg (3.98mg/kg)
behavioral: somnolence (general depressed activity) behavioral: convulsions or effect on seizure threshold lungs, thorax, or respiration: other changes
Antibiotiki. Vol. 21, Pg. 846, 1976.
mouse LDLo intraperitoneal 13mg/kg (13mg/kg)
behavioral: convulsions or effect on seizure threshold behavioral: muscle weakness lungs, thorax, or respiration: other changes
Lancet. Vol. 254, Pg. 127, 1948.
rat LD50 intramuscular 13300ug/kg (13.3mg/kg)
behavioral: somnolence (general depressed activity) lungs, thorax, or respiration: other changes behavioral: convulsions or effect on seizure threshold
Antibiotiki. Vol. 21, Pg. 846, 1976.
rat LD50 subcutaneous 50mg/kg (50mg/kg) vascular: regional or general arteriolar or venous dilation British Journal of Pharmacology and Chemotherapy. Vol. 10, Pg. 215, 1955.

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Hubei XinRunde Chemical Co., Ltd
Tel:86-27-83214668
Address: East and West Lake District, Wuhan, China

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