503-87-7

Name 2-Thiohydantoin
CAS 503-87-7
EINECS(EC#) 207-977-4
Molecular Formula C3H4N2OS
MDL Number MFCD00005277
Molecular Weight 116.14
MOL File 503-87-7.mol
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Chemical Properties

Appearance BROWN CRYSTALLINE POWDER
Melting point  229-231 °C (dec.)(lit.)
density  1.346 (estimate)
vapor density  4 (vs air)
refractive index  1.6550 (estimate)
storage temp.  Room Temperature
solubility  DMSO (Slightly), Methanol (Slightly)
form  Crystalline Powder
pka 8.50±0.10(Predicted)
color  White
InChI 1S/C3H4N2OS/c6-2-1-4-3(7)5-2/h1H2,(H2,4,5,6,7)
InChIKey UGWULZWUXSCWPX-UHFFFAOYSA-N
SMILES O=C1CNC(=S)N1
CAS DataBase Reference 503-87-7(CAS DataBase Reference)
NIST Chemistry Reference 4-Imidazolidinone, 2-thioxo-(503-87-7)
EPA Substance Registry System 503-87-7(EPA Substance)

Safety Data

Hazard Codes  Xn
Risk Statements 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
R22:Harmful if swallowed.
Safety Statements 
S36:Wear suitable protective clothing .
WGK Germany  3
RTECS  MU4200000
TSCA  Yes
HS Code  2934999090
Storage Class 11 - Combustible Solids
Hazard Classifications Acute Tox. 4 Oral

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