CAS 503-87-7|2-Thiohydantoin

Introduction：Basic information about CAS 503-87-7|2-Thiohydantoin, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. 2-Thiohydantoin BiologicalActivity
3. Chemical & Physical Properties
4. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
5. Safety Information
6. Customs
7. Synonyms

Common Name	2-Thiohydantoin
CAS Number	503-87-7	Molecular Weight	116.142
Density	1.5±0.1 g/cm3	Boiling Point	/
Molecular Formula	C₃H₄N₂OS	Melting Point	229-231 °C (dec.)(lit.)
MSDS	/	Flash Point	/

Names

Name	2-Thioxo-4-imidazolidinone NSC 11772
Synonym	More Synonyms

2-Thiohydantoin BiologicalActivity

Description	2-Thiohydantoin acts as an inhibitor for the corrosion of mild steel in 0.1 M HCl and its inhibition efficiency is both concentration and immersion time dependent[1].
Related Catalog	Research Areas >>OthersSignaling Pathways >>Others >>Others
References	[1]. Ayşe OngunYüce, et al. Adsorption and inhibition effect of 2-thiohydantoin on mild steel corrosion in 0.1 M HCl. Corrosion Science. 2012, May (58): 86-94.

Chemical & Physical Properties

Density	1.5±0.1 g/cm3
Melting Point	229-231 °C (dec.)(lit.)
Molecular Formula	C₃H₄N₂OS
Molecular Weight	116.142
Exact Mass	116.004433
PSA	73.22000
LogP	-0.62
Vapour density	4 (vs air)
Index of Refraction	1.655
InChIKey	UGWULZWUXSCWPX-UHFFFAOYSA-N
SMILES	O=C1CNC(=S)N1

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: MU4200000

CHEMICAL NAME :: Hydantoin, 2-thio-

CAS REGISTRY NUMBER :: 503-87-7

BEILSTEIN REFERENCE NO. :: 0110599

LAST UPDATED :: 199701

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C3-H4-N2-O-S

MOLECULAR WEIGHT :: 116.15

WISWESSER LINE NOTATION :: T5MYMV EHJ BUS

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 :: 420 mg/kg

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

REFERENCE :: BJPCAL British Journal of Pharmacology and Chemotherapy. (London, UK) V.1-33, 1946-68. For publisher information, see BJPCBM. Volume(issue)/page/year: 13,350,1958

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 417 mg/kg

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

REFERENCE :: KHFZAN Khimiko-Farmatsevticheskii Zhurnal. Chemical Pharmaceutical Journal. For English translation, see PCJOAU. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1967- Volume(issue)/page/year: 24(4),32,1990

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 100 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 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X6631 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 1822 (estimated) No. of Female Employees: 272 (estimated)

Safety Information

Hazard Codes	Xn:Harmful;
Risk Phrases	R22
Safety Phrases	S36
WGK Germany	3
RTECS	MU4200000
HS Code	2933990090

Customs

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%

Synonyms

MFCD00005277

2-thioxoimidazolidin-4-one

thiohydantoin

2-sulfanylideneimidazolidin-4-one

4-Imidazolidinone, 2-thioxo-

2-Thioxo-4-imidazolidinone

EINECS 207-977-4

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