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50-12-4

50-12-4 structure
50-12-4 structure

Name 5-ethyl-3-methyl-5-phenylimidazolidine-2,4-dione
Synonyms Phenantoin
MEPHENYTOIN
mephenytoine
Methoin
Insulton
Triantoin
Mesantoin
5-ethyl-3-methyl-5-phenylhydantoin
Sedantoinal
methyl Hydantoin
EINECS 200-012-8
MFCD00270025
Methylphenetoin
Epiazin
Sedantoin
Density 1.154g/cm3
Melting Point 135-138ºC
Molecular Formula C12H14N2O2
Molecular Weight 218.25200
Exact Mass 218.10600
PSA 49.41000
LogP 1.74020
Appearance solid | off-white
Storage condition 2-8°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :
MU2275000
CHEMICAL NAME :
Hydantoin, 5-ethyl-3-methyl-5-phenyl-
CAS REGISTRY NUMBER :
50-12-4
BEILSTEIN REFERENCE NO. :
0017282
LAST UPDATED :
199706
DATA ITEMS CITED :
14
MOLECULAR FORMULA :
C12-H14-N2-O2
MOLECULAR WEIGHT :
218.28
WISWESSER LINE NOTATION :
T5MVNV EHJ C1 E2 ER

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - woman
DOSE/DURATION :
1100 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Blood - hemorrhage Musculoskeletal - changes in teeth and supporting structures
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
850 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 :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
270 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 :
440 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 :
300 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 :
Mammal - cat
DOSE/DURATION :
190 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 - rabbit
DOSE/DURATION :
430 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 - guinea pig
DOSE/DURATION :
380 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
DOSE :
1200 mg/kg
SEX/DURATION :
female 7-18 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4 per # born alive) Reproductive - Effects on Newborn - other neonatal measures or effects Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
786 mg/kg
SEX/DURATION :
female 8-10 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 :
Unreported
DOSE :
786 mg/kg
SEX/DURATION :
female 8-10 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - musculoskeletal system Reproductive - Specific Developmental Abnormalities - cardiovascular (circulatory) system

MUTATION DATA

TYPE OF TEST :
Cytogenetic analysis
TEST SYSTEM :
Human Leukocyte
DOSE/DURATION :
1 mg/L
REFERENCE :
AJOGAH American Journal of Obstetrics and Gynecology. (C.V. Mosby Co., 11830 Westline Industrial Dr., St. Louis, MO 63146) V.1- 1920- Volume(issue)/page/year: 116,867,1973 *** REVIEWS *** TOXICOLOGY REVIEW CRTXB2 CRC Critical Reviews in Toxicology. (CRC Press, Inc., 2000 Corporate Blvd., NW, Boca Raton, FL 33431) V.1- 1971- Volume(issue)/page/year: 1(1),93,1971 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X6282 No. of Facilities: 10 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 197 (estimated) No. of Female Employees: 59 (estimated)
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H315-H319-H335
Precautionary Statements P301 + P312 + P330-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn
Risk Phrases 22-36/37/38
Safety Phrases S26
RIDADR NONH for all modes of transport
WGK Germany 2
HS Code 2933990090
Precursor  4

DownStream  0

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%