4-phenyl-3-thiosemicarbazide

Names

[ Name ]:
4-phenyl-3-thiosemicarbazide

[Synonym ]:
N-Phenylhydrazinecarbothioamide
EINECS 226-329-1
Hydrazinecarbothioamide, N-phenyl-
1-amino-3-phenylthiourea
hydrazinecarboximidothioic acid, N-phenyl-
MFCD00007615
N1-phenylhydrazine-1-carbothioamide
4-phenyl-3-thiosemicarbazide
N-phenylhydrazinecarbimidothioic acid

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
287.4±23.0 °C at 760 mmHg

[ Melting Point ]:
138-140 °C(lit.)

[ Molecular Formula ]:
C₇H₉N₃S

[ Molecular Weight ]:
167.232

[ Flash Point ]:
127.6±22.6 °C

[ Exact Mass ]:
167.051712

[ PSA ]:
82.17000

[ LogP ]:
0.93

[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C

[ Index of Refraction ]:
1.727

[ Water Solubility ]:
methanol: 50 mg/mL, clear

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VT4025000

CHEMICAL NAME :: Semicarbazide, 4-phenyl-3-thio-

CAS REGISTRY NUMBER :: 5351-69-9

LAST UPDATED :: 199701

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C7-H9-N3-S

MOLECULAR WEIGHT :: 167.25

WISWESSER LINE NOTATION :: ZMYUS&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

REFERENCE :: NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,44,1953

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 30 mg/kg

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

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 28(6),55,1984

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 15 mg/kg

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689

Safety Information

[ Symbol ]:

GHS06

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H300

[ Precautionary Statements ]:
P264-P301 + P310

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges

[ Hazard Codes ]:
T,Xi

[ Risk Phrases ]:
R25

[ Safety Phrases ]:
S45

[ RIDADR ]:
UN 2811 6.1/PG 2

[ WGK Germany ]:
3

[ RTECS ]:
VT4025000

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1

[ HS Code ]:
2930909090

Synthetic Route

Click to get detail 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%

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