1-Methyl-3-phenyl-2-thiourea

Modify Date: 2025-08-28 11:48:08

1-Methyl-3-phenyl-2-thiourea Structure
1-Methyl-3-phenyl-2-thiourea structure
Common Name 1-Methyl-3-phenyl-2-thiourea
CAS Number 2724-69-8 Molecular Weight 166.24300
Density 1.194g/cm3 Boiling Point 247.4ºC at 760mmHg
Molecular Formula C8H10N2S Melting Point 113°C
MSDS N/A Flash Point 103.4ºC

 Names

Name 1-methyl-3-phenylthiourea
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.194g/cm3
Boiling Point 247.4ºC at 760mmHg
Melting Point 113°C
Molecular Formula C8H10N2S
Molecular Weight 166.24300
Flash Point 103.4ºC
Exact Mass 166.05600
PSA 56.15000
LogP 2.06670
Vapour Pressure 0.0257mmHg at 25°C
Index of Refraction 1.659

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
YT8750000
CHEMICAL NAME :
Urea, 1-methyl-3-phenyl-2-thio-
CAS REGISTRY NUMBER :
2724-69-8
BEILSTEIN REFERENCE NO. :
0638006
LAST UPDATED :
199701
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C8-H10-N2-S
MOLECULAR WEIGHT :
166.26
WISWESSER LINE NOTATION :
SUYM1&MR

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
50 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TEST SYSTEM :
Rodent - mouse
DOSE/DURATION :
50 mg/kg
REFERENCE :
MGGEAE Molecular and General Genetics. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.99- 1967- Volume(issue)/page/year: 117,197,1972

 Safety Information

Risk Phrases 36/37/38
Safety Phrases S26-S36/37/39
HS Code 2930909090

 Synthetic Route

 Customs

HS Code 2930909090
Summary 2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Synonyms

1-Phenyl-3-methylthiourea
Urea,1-methyl-3-phenyl-2-thio
N-Methyl-N'-phenylthiourea
Thiourea,N-methyl-N'-phenyl
1-Methyl-3-phenyl-2-thiourea
1-methyl-3-phenyl-thiourea
MFCD00060451
1-Methyl-3-phenylthiocarbamide
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