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55661-38-6

55661-38-6 structure
55661-38-6 structure
  • Name: Nimustine HCL
  • Chemical Name: nimustine hydrochloride
  • CAS Number: 55661-38-6
  • Molecular Formula: C9H14Cl2N6O2
  • Molecular Weight: 309.152
  • Catalog: API Antineoplastic agents Alkylating agent
  • Create Date: 2018-03-20 08:00:00
  • Modify Date: 2025-08-21 10:22:04
  • Nimustine hydrochloride (ACNU) is a DNA cross-linking and DNA alkylating agent, which induces DNA replication blocking lesions and DNA double-strand breaks and inhibits DNA synthesis, commonly used in chemotherapy for glioblastomas[1][2][3].
Name nimustine hydrochloride
Synonyms cs-439
urea, N'-[(4-amino-2-methyl-5-pyrimidinyl)methyl]-N-(2-chloroethyl)-N-nitroso-, hydrochloride (1:1)
nimustine monohydrochloride
3-[(4-Amino-2-methylpyrimidin-5-yl)methyl]-1-(2-chloroethyl)-1-nitrosourea hydrochloride (1:1)
3-((4-amino-2-methyl-5-pyrimidinyl)methyl)-1-(2-chloroethyl)-1-nitroso-ure
Nimustine HCL
3-[(4-amino-2-methyl-5-pyrimidinyl)methyl]-1-(2-chloroethyl)-1-nitrosourea hydrochloride
MFCD01676942
N'-[(4-Amino-2-methyl-5-pyrimidinyl)methyl]-N-(2-chloroethyl)-N-nitrosourea hydrochloride
3-[(4-Amino-2-methylpyrimidin-5-yl)methyl]-1-(2-chlorethyl)-1-nitrosoharnstoffhydrochlorid
nimustinaclorhidrato
1-(4-Amino-2-methyl-5-pyrimidinyl)-1-methyl-3-(2-chloroethyl)-3-nitrosourea hydrochloride
1-((4-amino-2-methyl-5-pyrimidinyl)methyl)-3-(2-chloroethyl)-3-nitrosoure hydrochloride
ACNU
3-[(4-Amino-2-methyl-5-pyrimidinyl)methyl]-1-(2-chloroethyl)-1-nitrosourea hydrochloride (1:1)
Nimustine Hydrochloride
nidran
4-amino-5-({[N-(2-chloroethyl)-N-nitrosocarbamoyl]amino}methyl)-2-methylpyrimidin-1-ium chloride
Melting Point 186 °C
Molecular Formula C9H14Cl2N6O2
Molecular Weight 309.152
Exact Mass 308.055542
PSA 113.57000
LogP 2.57310

CHEMICAL IDENTIFICATION

RTECS NUMBER :
YR8450000
CHEMICAL NAME :
Urea, 3-((4-amino-2-methyl-5-pyrimidinyl)methyl)-1-(2-chlor oethyl)-1-nitroso-, monohydrochloride
CAS REGISTRY NUMBER :
55661-38-6
LAST UPDATED :
199410
DATA ITEMS CITED :
23
MOLECULAR FORMULA :
C9-H13-Cl-N6-O2.Cl-H
MOLECULAR WEIGHT :
309.19
WISWESSER LINE NOTATION :
T6N CNJ B1 DZ E1MVNNO&2G

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 :
113 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Gastrointestinal - hypermotility, diarrhea Nutritional and Gross Metabolic - weight loss or decreased weight gain
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
52700 ug/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 :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
60800 ug/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 - rat
DOSE/DURATION :
15 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 :
83 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Gastrointestinal - hypermotility, diarrhea Nutritional and Gross Metabolic - weight loss or decreased weight gain
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
49300 ug/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 :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
72800 ug/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 :
59 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Gastrointestinal - hypermotility, diarrhea Nutritional and Gross Metabolic - weight loss or decreased weight gain
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
5 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Gastrointestinal - hypermotility, diarrhea Nutritional and Gross Metabolic - weight loss or decreased weight gain
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
5 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Gastrointestinal - hypermotility, diarrhea Nutritional and Gross Metabolic - weight loss or decreased weight gain
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
10 mg/kg
SEX/DURATION :
female 8 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - cardiovascular (circulatory) system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
10 mg/kg
SEX/DURATION :
female 8 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetal death Reproductive - Specific Developmental Abnormalities - cardiovascular (circulatory) system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
5 mg/kg
SEX/DURATION :
female 5 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intravenous
DOSE :
7 mg/kg
SEX/DURATION :
female 7-20 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 :
13 mg/kg
SEX/DURATION :
female 6-18 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

MUTATION DATA

TYPE OF TEST :
Mutation test systems - not otherwise specified
TEST SYSTEM :
Rodent - mouse Leukocyte
DOSE/DURATION :
1 mg/L
REFERENCE :
AMKUDT Acta Medica Kinki University. (Kinki Univ. Medical Assoc., 380 Nishiyama, Sayama-cho, Minami-kawachi-gun, Osaka-fu, Japan) V.1- 1976- Volume(issue)/page/year: 11,57,1986
Symbol GHS06
GHS06
Signal Word Danger
Hazard Statements H301
Precautionary Statements P301 + P310
Personal Protective Equipment Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges
Hazard Codes T
Risk Phrases R25:Toxic if swallowed.
Safety Phrases S36/37/39-S45
RIDADR UN 2811
RTECS YR8450000
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