CAS 79-19-6|Thiosemicarbazide

Introduction:Basic information about CAS 79-19-6|Thiosemicarbazide, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common NameThiosemicarbazide
CAS Number79-19-6Molecular Weight91.14
Density1.4±0.1 g/cm3Boiling Point208.6±23.0 °C at 760 mmHg
Molecular FormulaCH5N3SMelting Point180-183 °C (dec.)(lit.)
MSDSChineseUSAFlash Point80.0±22.6 °C
Symbol
GHS06
Signal WordDanger

Names

Namethiosemicarbazide
SynonymMore Synonyms

Thiosemicarbazide BiologicalActivity

DescriptionThiosemicarbazide is well-known source in heterocyclic synthesis. Thiosemicarbazide has also been utilized for spectrophotometric detection of metals, gadget applications with respect to media communications and optical storage[1].
Related CatalogResearch Areas >>OthersSignaling Pathways >>Others >>Others
References

[1]. Sraa Abu-Melha. Pyridyl thiosemicarbazide: synthesis, crystal structure, DFT/B3LYP, molecular docking studies and its biological investigations.

Chemical & Physical Properties

Density1.4±0.1 g/cm3
Boiling Point208.6±23.0 °C at 760 mmHg
Melting Point180-183 °C (dec.)(lit.)
Molecular FormulaCH5N3S
Molecular Weight91.14
Flash Point80.0±22.6 °C
Exact Mass91.020416
PSA96.16000
LogP-1.15
Vapour Pressure0.2±0.4 mmHg at 25°C
Index of Refraction1.667
InChIKeyBRWIZMBXBAOCCF-UHFFFAOYSA-N
SMILESNNC(N)=S
StabilityStable. Incompatible with strong oxidizing agents.
Water Solubilitysoluble

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VT4200000
CHEMICAL NAME :
Semicarbazide, thio-
CAS REGISTRY NUMBER :
79-19-6
LAST UPDATED :
199710
DATA ITEMS CITED :
22
MOLECULAR FORMULA :
C-H5-N3-S
MOLECULAR WEIGHT :
91.15
WISWESSER LINE NOTATION :
ZMYZUS

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 :
9160 ug/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 :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
94 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 :
1 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 :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
16407 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 :
13 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
10 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 :
20 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Gastrointestinal - changes in structure or function of salivary glands Gastrointestinal - nausea or vomiting
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
13 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 :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
2200 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Skin and Appendages - hair
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
14 mg/kg
TOXIC EFFECTS :
Behavioral - excitement Endocrine - hyperglycemia
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Ocular
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
50 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - acute pulmonary edema Blood - hemorrhage
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
24 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Gastrointestinal - changes in structure or function of salivary glands
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - wild bird species
DOSE/DURATION :
9100 ug/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 :
Rodent - rat
DOSE/DURATION :
1024 mg/kg/78W-C
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2048 mg/kg/78W-C
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors

MUTATION DATA

TYPE OF TEST :
DNA damage
TEST SYSTEM :
Human HeLa cell
DOSE/DURATION :
20 umol/L
REFERENCE :
BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year: 25,821,1976 *** REVIEWS *** TOXICOLOGY REVIEW MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 39,111,1977 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 72890 No. of Facilities: 435 (estimated) No. of Industries: 2 No. of Occupations: 4 No. of Employees: 4353 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 72890 No. of Facilities: 347 (estimated) No. of Industries: 2 No. of Occupations: 3 No. of Employees: 1341 (estimated) No. of Female Employees: 1152 (estimated)

Safety Information

Symbol
GHS06
Signal WordDanger
Hazard StatementsH300
Precautionary StatementsP264-P301 + P310
Personal Protective EquipmentEyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard CodesT+:Verytoxic;
Risk PhrasesR28;R52/53
Safety PhrasesS22-S26-S36/37-S45-S61-S28A
RIDADRUN 2811 6.1/PG 2
WGK Germany3
RTECSVT4200000
Packaging GroupII
Hazard Class6.1
HS Code2942000000

Customs

HS Code2930909059
SummaryHS:2930909059 hydrazinecarbothioamide VAT:17.0% Tax rebate rate:9.0% Supervision conditions:S MFN tariff:6.5% General tariff:30.0%

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Synonyms

Thiosemicarbazide
N-aminothiourea
hydrazinecarbothioamide
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MFCD00007620
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