Amifostine

Modify Date: 2025-08-20 16:57:56

Amifostine structure	Common Name	Amifostine
	CAS Number	20537-88-6	Molecular Weight	214.223
	Density	1.4±0.1 g/cm3	Boiling Point	441.7±51.0 °C at 760 mmHg
	Molecular Formula	C₅H₁₅N₂O₃PS	Melting Point	160-161ºC
	MSDS	N/A	Flash Point	220.9±30.4 °C

Use of Amifostine

Amifostine is a broad-spectrum cytoprotection agent against the DNA damaging effects of ionizing radiation and chemotherapy drug.

Name	amifostine
Synonym	More Synonyms

Description	Amifostine is a broad-spectrum cytoprotection agent against the DNA damaging effects of ionizing radiation and chemotherapy drug.
Related Catalog	Signaling Pathways >> Others >> Others Research Areas >> Cancer
References	[1]. Kouvaris, J.R., V.E. Kouloulias, and L.J. Vlahos, Amifostine: the first selective-target and broad-spectrum radioprotector. Oncologist, 2007. 12(6): p. 738-47.

Density	1.4±0.1 g/cm3
Boiling Point	441.7±51.0 °C at 760 mmHg
Melting Point	160-161ºC
Molecular Formula	C₅H₁₅N₂O₃PS
Molecular Weight	214.223
Flash Point	220.9±30.4 °C
Exact Mass	214.054092
PSA	130.69000
LogP	-1.68
Vapour Pressure	0.0±2.3 mmHg at 25°C
Index of Refraction	1.555

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TE6491000

CHEMICAL NAME :: Phosphorothioic acid, S-(2-(3-aminopropylamino)ethyl) ester

CAS REGISTRY NUMBER :: 20537-88-6

LAST UPDATED :: 199801

DATA ITEMS CITED :: 24

MOLECULAR FORMULA :: C5-H15-N2-O3-P-S

MOLECULAR WEIGHT :: 214.25

WISWESSER LINE NOTATION :: Z3M2SPQQO

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Human - man

DOSE/DURATION :: 11 mg/kg

TOXIC EFFECTS :: Gastrointestinal - nausea or vomiting Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Nutritional and Gross Metabolic - changes in calcium

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 826 mg/kg

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

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 418 mg/kg

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

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

ROUTE OF EXPOSURE :: Intramuscular

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 396 mg/kg

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

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 842 mg/kg

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

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 321 mg/kg

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

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 557 mg/kg

TOXIC EFFECTS :: Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory depression Nutritional and Gross Metabolic - body temperature decrease

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

ROUTE OF EXPOSURE :: Intramuscular

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 514 mg/kg

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

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 279 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - ataxia Nutritional and Gross Metabolic - body temperature decrease

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Primate - monkey

DOSE/DURATION :: >10 gm/kg

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

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 635 mg/kg

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

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 407 mg/kg

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

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Primate - monkey

DOSE/DURATION :: 21 gm/kg/5W-I

TOXIC EFFECTS :: Cardiac - pulse rate Vascular - BP lowering not characterized in autonomic section Related to Chronic Data - death

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 300 mg/kg

SEX/DURATION :: female 9 day(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured before birth) Reproductive - Effects on Embryo or Fetus - fetal death

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 50 mg/kg

SEX/DURATION :: female 11 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravenous

DOSE :: 550 mg/kg

SEX/DURATION :: female 7-17 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - musculoskeletal system

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravenous

DOSE :: 300 mg/kg

SEX/DURATION :: female 17-22 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Newborn - stillbirth

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravenous

DOSE :: 1350 mg/kg

SEX/DURATION :: female 17-22 day(s) after conception lactating female 21 day(s) post-birth

TOXIC EFFECTS :: Reproductive - Effects on Newborn - weaning or lactation index (e.g., # alive at weaning per # alive at day 4)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravenous

DOSE :: 1300 mg/kg

SEX/DURATION :: female 17-22 day(s) after conception lactating female 7 day(s) post-birth

TOXIC EFFECTS :: Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravenous

DOSE :: 1100 mg/kg

SEX/DURATION :: female 7-17 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Effects on Embryo or Fetus - fetal death

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravenous

DOSE :: 650 mg/kg

SEX/DURATION :: female 6-18 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - musculoskeletal system

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intravenous

DOSE :: 65 mg/kg

SEX/DURATION :: female 6-18 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - body wall

TYPE OF TEST :: Micronucleus test

MUTATION DATA

TEST SYSTEM :: Rodent - mouse

DOSE/DURATION :: 300 mg/kg

REFERENCE :: CUSCAM Current Science. (Current Science Assoc., Sadashivanagar P.O., Bangalore 560 080, India) V.1- 1932- Volume(issue)/page/year: 54,1080,1985

Hazard Codes	Xn:Harmful
Risk Phrases	R22
Safety Phrases	S26-S36
WGK Germany	3
RTECS	TE6491000
HS Code	2930909090

N-(2-Bromoethyl...

CAS#:23545-42-8

~92%

Amifostine

CAS#:20537-88-6

Literature: Laduranty, Joelle; Lion, Claude; Mesnard, Daniele; Miginiac, Leone Bulletin des Societes Chimiques Belges, 1984 , vol. 93, # 10 p. 903 - 912

N/A

CAS#:23545-33-7

Amifostine

CAS#:20537-88-6

Literature: Bulletin des Societes Chimiques Belges, , vol. 93, # 10 p. 903 - 912

N/A

CAS#:23545-38-2

Amifostine

CAS#:20537-88-6

Literature: Bulletin des Societes Chimiques Belges, , vol. 93, # 10 p. 903 - 912

Precursor 1
CAS#:23545-42-8 N-(2-Bromoethyl...
DownStream 0

HS Code	2922499990
Summary	HS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

MFCD00233058

Ethanethiol, 2-[(3-aminopropyl)amino]-, dihydrogen phosphate (ester)

Amifostine

Apaetp

2-(3-aminopropylamino)ethylsulfanylphosphonic acid

Ethyol

WR 2721

Sapep

dihydrogène thiophosphate de S-{2-[(3-aminopropyl)amino]éthyle}

S-{2-[(3-Aminopropyl)amino]ethyl}dihydrogen-thiophosphat

Aminopropylaminoethyl thiophosphate

S-{2-[(3-Aminopropyl)amino]ethyl} dihydrogen phosphorothioate

Ethiofos

Gammaphos

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China
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China
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Purity: 99.0%
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Amifostine

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Amifostine Biological Activity

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Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

Safety Information

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The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.