4-PHENYL-3-THIOSEMICARBAZIDE
- CAS NO.:5351-69-9
- Empirical Formula: C7H9N3S
- Molecular Weight: 167.23
- MDL number: MFCD00007615
- EINECS: 226-329-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-06-04 16:00:12
What is 4-PHENYL-3-THIOSEMICARBAZIDE?
Chemical properties
white to slightly yellow fine crystalline powder
The Uses of 4-PHENYL-3-THIOSEMICARBAZIDE
4-Phenylthiosemicarbazide was used in the synthesis of amberlite XAD resins. It was also used in the synthesis of a series of thiosemicarbazones.
Purification Methods
Crystallise it from EtOH. [Beilstein 12 IV 827.]
Properties of 4-PHENYL-3-THIOSEMICARBAZIDE
| Melting point: | 138-140 °C (lit.) |
| Boiling point: | 287.4±23.0 °C(Predicted) |
| Density | 1.1960 (rough estimate) |
| refractive index | 1.5500 (estimate) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | methanol: 50 mg/mL, clear |
| form | powder to crystal |
| pka | 11.01±0.70(Predicted) |
| color | White to Almost white |
| BRN | 608285 |
| CAS DataBase Reference | 5351-69-9(CAS DataBase Reference) |
| EPA Substance Registry System | Hydrazinecarbothioamide, N-phenyl- (5351-69-9) |
Safety information for 4-PHENYL-3-THIOSEMICARBAZIDE
| Signal word | Danger |
| Pictogram(s) |
![]() Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H300:Acute toxicity,oral |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. |
Computed Descriptors for 4-PHENYL-3-THIOSEMICARBAZIDE
| InChIKey | KKIGUVBJOHCXSP-UHFFFAOYSA-N |
New Products
N-Carbethoxy-4-piperidone 1-Aminocyclopentane carbonitrile Tetrabutylammonium perchlorate N,O-Dimethylhydroxylamine hydrochloride (RS)-beta-Amino-beta-(4-bromophenyl)propionic acid 2-Amino-5-bromo-4-(trifluoromethyl)pyridine N-Vinylformamide 4 pentyn 1 ol Phenethyl cinnamate Dipropyl disulfide Ethyl 3-phenylpropanoate β-Bromostyrene Methacrylate-PEG-Methacrylate, Mn:35000 2,4-Dihydroxyacetophenone 2-Chloro 5-Fluoro Pyridine Vasicinone 2-Chloroisonicotinic Acid Tween 80 or Polysorbate 80 5-Bromo-1-Pentyne 1-(2-Methyl-5-nitrophenyl)guanidine Nitrate Methyl trans-4-Aminocyclohexanecarboxylate Hydrochloride N-(4-Cyano-3-(trifluoromethyl)phenyl)-2-methyloxirane-2-carboxamide 2-Pentyn-1-oL 4-NitrobenzotrifluorideRelated products of tetrahydrofuran

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