5,5-DIPHENYL-2-THIOHYDANTOIN

Modify Date: 2025-08-21 11:08:43

5,5-DIPHENYL-2-THIOHYDANTOIN Structure
5,5-DIPHENYL-2-THIOHYDANTOIN structure
Common Name 5,5-DIPHENYL-2-THIOHYDANTOIN
CAS Number 21083-47-6 Molecular Weight 268.33400
Density 1.34g/cm3 Boiling Point N/A
Molecular Formula C15H12N2OS Melting Point 237-239ºC(lit.)
MSDS N/A Flash Point N/A

 Names

Name 5,5-diphenyl-2-sulfanylideneimidazolidin-4-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.34g/cm3
Melting Point 237-239ºC(lit.)
Molecular Formula C15H12N2OS
Molecular Weight 268.33400
Exact Mass 268.06700
PSA 73.22000
LogP 2.59210
Index of Refraction 1.711
InChIKey AMDPNECWKZZEBQ-UHFFFAOYSA-N
SMILES O=C1NC(=S)NC1(c1ccccc1)c1ccccc1

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
MU1750000
CHEMICAL NAME :
Hydantoin, 5,5-diphenyl-2-thio-
CAS REGISTRY NUMBER :
21083-47-6
BEILSTEIN REFERENCE NO. :
0229988
LAST UPDATED :
199701
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C15-H12-N2-O-S
MOLECULAR WEIGHT :
268.35
WISWESSER LINE NOTATION :
T5MYMV EHJ BUS ER& ER

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
3500 mg/kg
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 28,924,1968

 Safety Information

Hazard Codes Xn
Risk Phrases R20/21/22
Safety Phrases S36
HS Code 2933990090

 Synthetic Route

~99%

5,5-DIPHENYL-2-THIOHYDANTOIN Structure

5,5-DIPHENYL-2-...

CAS#:21083-47-6

Literature: Synthetic Communications, , vol. 41, # 16 p. 2414 - 2420

~21%

5,5-DIPHENYL-2-THIOHYDANTOIN Structure

5,5-DIPHENYL-2-...

CAS#:21083-47-6

Detail
Literature: Tetrahedron, , vol. 36, # 81 p. 1079 - 1088

~0%

5,5-DIPHENYL-2-THIOHYDANTOIN Structure

5,5-DIPHENYL-2-...

CAS#:21083-47-6

Literature: Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), , p. 731 - 740

~%

5,5-DIPHENYL-2-THIOHYDANTOIN Structure

5,5-DIPHENYL-2-...

CAS#:21083-47-6

Literature: US2242775 , ;

 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%

 5,5-DIPHENYL-2-THIOHYDANTOINBioassay

View more

Name: Luminescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: mu-type opioid receptor isoform MOR-1 [Homo sapiens]
External Id: OPRM1-OPRD1_AG_LUMI_1536_1X%ACT PRUN
Name: QFRET-based biochemical primary high throughput screening assay to identify exosite i...
Source: The Scripps Research Institute Molecular Screening Center
Target: disintegrin and metalloproteinase domain-containing protein 17 preproprotein [Homo sapiens]
External Id: ADAM17_INH_QFRET_1536_1X%INH PRUN
Name: Displacement of [3H]CP-55940 from human CB2 expressed in CHO cells at 10 uM
Source: ChEMBL
Target: Cannabinoid receptor 2
External Id: CHEMBL864627
Name: The activity relative to DPTH in liver cholesterol
Source: ChEMBL
Target: Rattus norvegicus
External Id: CHEMBL882384
Name: The activity relative to DPTH in liver triglyceride
Source: ChEMBL
Target: Rattus norvegicus
External Id: CHEMBL791406
Name: Fluorescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: muscarinic acetylcholine receptor M1 [Homo sapiens]
External Id: CHRM1_AG_FLUO8_1536_1X%ACT PRUN
Name: Compound was tested for hypolipidemic activity in male Sprague-Dawley rats by measuri...
Source: ChEMBL
Target: Rattus norvegicus
External Id: CHEMBL790712
Name: Fluorescence polarization to screen for inhibitor that competite the binding of FadD2...
Source: Broad Institute
Target: FATTY-ACID-CoA LIGASE FADD28 (FATTY-ACID-CoA SYNTHETASE)
External Id: 2147-01_Inhibitor_SinglePoint_HTS_Activity
Name: Bursicon-induced LGR2 mediated cAMP production in LGR-2/CRE6x-Luciferase co-transfect...
Source: Broad Institute
Target: N/A
External Id: Bursicon-induced LGR2 mediated cAMP production in LGR-2/CRE6x-Luciferase co-transfected HEK293 cells Inhibition - 7011-01_Antagonist_SinglePoint_HTS_Activity
Name: Primary Screen Inhibitors of CD40 Signaling in BL2 Cells Measured in Cell-Based Syste...
Source: Broad Institute
Target: N/A
External Id: 7124-01_Inhibitor_SinglePoint_HTS_Activity
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 Synonyms

5,5-Diphenyl-2-thioxo-imidazolidin-4-on
DPTH
Diphenylthiohydantoin
EINECS 244-201-3
HYDANTOIN,5,5-DIPHENYL-2-THIO
5,5'-diphenyl-2-thiohydantoin
4-Imidazolidinone,5,5-diphenyl-2-thioxo
5,5-Diphenylthiohydantoin
5,5-diphenyl-2-thioxo-imidazolidin-4-one
THIOPHENYTOIN
MFCD00005278
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