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ChemicalBook >> CAS DataBase List >> 1-PHENYLSEMICARBAZIDE

1-PHENYLSEMICARBAZIDE

1-PHENYLSEMICARBAZIDE price.
  • $10 - $1156.24
  • Product name: 1-PHENYLSEMICARBAZIDE
  • CAS: 103-03-7
  • MF: C7H9N3O
  • MW: 151.17
  • EINECS:203-072-3
  • MDL Number:MFCD00007942
  • Synonyms:1-Phenylsemicarbazide,99%;1-PhenylseMicarbazide, 99% 25GR;1-Phenylsemicarbazide 99%;1-Phenylsemicarbazide hydrochloride;cryogenine(pharmaceutical) ;Febrimin;Fenylsemikarbazid;Hydrazine, 1-carbamoyl-2-phenyl-
Price15 Properties Safety Information Description
15 prices
Selected condition：
Brand
  • aablocks
  • AHH
  • AK Scientific
  • Alichem
  • American Custom Chemicals Corporation
  • Biosynth
  • ChemScene
  • Crysdot
  • Sigma-Aldrich
  • TCI Chemical
  • Thermo Scientific Chemicals
Package
  • 1g
  • 5g
  • 10G
  • 25g
  • 100g
  • 500g
  • 1000g
  • Manufactureraablocks
  • Product numberAA003EK4
  • Product description2-Phenylhydrazinecarboxamide ≥98%
  • Packaging1g
  • Price$10
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003EK4
  • Product description2-Phenylhydrazinecarboxamide ≥98%
  • Packaging5g
  • Price$20
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003EK4
  • Product description2-Phenylhydrazinecarboxamide >98.0%(T)(HPLC)
  • Packaging25g
  • Price$28
  • Updated2026-05-28
  • Buy
  • ManufacturerAHH
  • Product numberMT-21155
  • Product description2-Phenylhydrazinecarboxamide 97%
  • Packaging1000g
  • Price$350
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberS661
  • Product description1-Phenylsemicarbazide
  • Packaging5g
  • Price$67
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number103037
  • Product description2-Phenylhydrazinecarboxamide
  • Packaging500g
  • Price$346
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0007019
  • Product description1-PHENYLSEMICARBAZIDE 95.00%
  • Packaging10G
  • Price$1156.24
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberAAA10303
  • Product description1-Phenylsemicarbazide
  • Packaging100g
  • Price$250
  • Updated2026-06-04
  • Buy
  • ManufacturerChemScene
  • Product numberCS-0325443
  • Product description1-Phenylsemicarbazide ≥97%
  • Packaging100g
  • Price$147
  • Updated2026-06-04
  • Buy
  • ManufacturerChemScene
  • Product numberCS-0325443
  • Product description1-Phenylsemicarbazide ≥97%
  • Packaging500g
  • Price$483
  • Updated2026-06-04
  • Buy
  • ManufacturerCrysdot
  • Product numberCD12185523
  • Product description2-Phenylhydrazinecarboxamide 95+%
  • Packaging500g
  • Price$346
  • Updated2026-05-27
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number245909
  • Product description1-Phenylsemicarbazide 99%
  • Packaging10g
  • Price$45.5
  • Updated2026-04-30
  • Buy
  • ManufacturerTCI Chemical
  • Product numberP0227
  • Product description1-Phenylsemicarbazide >98.0%(HPLC)(T)
  • Packaging25g
  • Price$34
  • Updated2026-04-30
  • Buy
  • ManufacturerThermo Scientific Chemicals
  • Product numberB22331
  • Product description1-Phenylsemicarbazide, 99%
  • Packaging25g
  • Price$56.65
  • Updated2026-04-24
  • Buy
  • ManufacturerThermo Scientific Chemicals
  • Product numberB22331
  • Product description1-Phenylsemicarbazide, 99%
  • Packaging100g
  • Price$145.65
  • Updated2026-04-24
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003EK4 2-Phenylhydrazinecarboxamide ≥98% 1g $10 2026-05-28 Buy
aablocks AA003EK4 2-Phenylhydrazinecarboxamide ≥98% 5g $20 2026-05-28 Buy
aablocks AA003EK4 2-Phenylhydrazinecarboxamide >98.0%(T)(HPLC) 25g $28 2026-05-28 Buy
AHH MT-21155 2-Phenylhydrazinecarboxamide 97% 1000g $350 2026-05-26 Buy
AK Scientific S661 1-Phenylsemicarbazide 5g $67 2021-12-16 Buy
Alichem 103037 2-Phenylhydrazinecarboxamide 500g $346 2021-12-16 Buy
American Custom Chemicals Corporation CHM0007019 1-PHENYLSEMICARBAZIDE 95.00% 10G $1156.24 2021-12-16 Buy
Biosynth AAA10303 1-Phenylsemicarbazide 100g $250 2026-06-04 Buy
ChemScene CS-0325443 1-Phenylsemicarbazide ≥97% 100g $147 2026-06-04 Buy
ChemScene CS-0325443 1-Phenylsemicarbazide ≥97% 500g $483 2026-06-04 Buy
Crysdot CD12185523 2-Phenylhydrazinecarboxamide 95+% 500g $346 2026-05-27 Buy
Sigma-Aldrich 245909 1-Phenylsemicarbazide 99% 10g $45.5 2026-04-30 Buy
TCI Chemical P0227 1-Phenylsemicarbazide >98.0%(HPLC)(T) 25g $34 2026-04-30 Buy
Thermo Scientific Chemicals B22331 1-Phenylsemicarbazide, 99% 25g $56.65 2026-04-24 Buy
Thermo Scientific Chemicals B22331 1-Phenylsemicarbazide, 99% 100g $145.65 2026-04-24 Buy

Properties

Melting point :171-174 °C (lit.)
Boiling point :273.17°C (rough estimate)
Density :1.2100 (rough estimate)
refractive index :1.5860 (estimate)
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
solubility :acetone: very soluble(lit.)
form :powder to crystal
pka :11.16±0.43(Predicted)
color :White to Light yellow
BRN :743311
InChI :1S/C7H9N3O/c8-7(11)10-9-6-4-2-1-3-5-6/h1-5,9H,(H3,8,10,11)
InChIKey :AVKHCKXGKPAGEI-UHFFFAOYSA-N
SMILES :NC(=O)NNc1ccccc1
CAS DataBase Reference :103-03-7(CAS DataBase Reference)
IARC :3 (Vol. 12, Sup 7) 1987
EPA Substance Registry System :Phenicarbazide (103-03-7)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)Health Hazard (GHS08)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
H351 Suspected of causing cancer Carcinogenicity Category 2 Warning P201, P202, P281, P308+P313, P405,P501
Precautionary statements:
P201 Obtain special instructions before use.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405 Store locked up.

Description

1-Phenylsemicarbazide was used in the synthesis of a series of alkyl(aryl/heteroaryl) substituted 3-trifluoromethyl-1H-1-phenylpyrazoles and alkyl 3-carboxylate analogs by the cyclocondensation reactions with 4-alkoxy-1,1,1-trihaloalk-3-en-2-ones.

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Suppliers and manufacturers

J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Alfa Aesar TCI (Shanghai) Development Co., Ltd. Adamas Reagent, Ltd. Shanghai Hanhong Scientific Co.,Ltd. Shandong Xiya Chemical Co., Ltd Syntechem Co.,Ltd Tianjin heowns Biochemical Technology Co., Ltd. Maya High Purity Chemicals