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ChemicalBook >> CAS DataBase List >> MEPHOBARBITAL

MEPHOBARBITAL

MEPHOBARBITAL price.
  • $203 - $1834
  • Product name: MEPHOBARBITAL
  • CAS: 115-38-8
  • MF: C13H14N2O3
  • MW: 246.26
  • EINECS:204-085-7
  • MDL Number:MFCD00057563
  • Synonyms:MEPHOBARBITAL;1-Methyl-5-ethyl-5-phenylbarbituric acid;1-methyl-5-ethyl-5-phenylbarbituricacid ;1-Methyl-5-ethyl-5-phenyl-pyrimidine-2,4,6-trione;1-Methyl-5-phenyl-5-ethylbarbituric acid;1-methyl-5-phenyl-5-ethylbarbituricacid ;1-Methylphenobarbital;2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-ethyl-1-methyl-5-phenyl-
Price6 Properties Safety Information Description
6 prices
Selected condition：
Brand
  • Sigma-Aldrich
  • TRC
Package
  • 5mg
  • 10mg
  • 50mg
  • 250mg
  • 1mL
  • 100 mg
  • ManufacturerSigma-Aldrich
  • Product numberM-193
  • Product descriptionMethylphenobarbital 1.0?mg/mL in methanol, certified reference material, Cerilliant?
  • Packaging1mL
  • Price$203
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberBP662
  • Product descriptionMethylphenobarbital British Pharmacopoeia (BP) Reference Standard
  • Packaging100 mg
  • Price$229
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number1386000
  • Product descriptionMephobarbital United States Pharmacopeia (USP) Reference Standard
  • Packaging250mg
  • Price$478
  • Updated2026-04-30
  • Buy
  • ManufacturerTRC
  • Product numberTRC-M225020-50MG
  • Product descriptionMethylphenobarbital
  • Packaging50mg
  • Price$1834
  • Updated2026-06-03
  • Buy
  • ManufacturerTRC
  • Product numberTRC-M225020-5MG
  • Product descriptionMethylphenobarbital
  • Packaging5mg
  • Price$244
  • Updated2026-06-03
  • Buy
  • ManufacturerTRC
  • Product numberTRC-M225020-10MG
  • Product descriptionMethylphenobarbital
  • Packaging10mg
  • Price$449
  • Updated2026-06-03
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Sigma-Aldrich M-193 Methylphenobarbital 1.0?mg/mL in methanol, certified reference material, Cerilliant? 1mL $203 2026-04-30 Buy
Sigma-Aldrich BP662 Methylphenobarbital British Pharmacopoeia (BP) Reference Standard 100 mg $229 2026-04-30 Buy
Sigma-Aldrich 1386000 Mephobarbital United States Pharmacopeia (USP) Reference Standard 250mg $478 2026-04-30 Buy
TRC TRC-M225020-50MG Methylphenobarbital 50mg $1834 2026-06-03 Buy
TRC TRC-M225020-5MG Methylphenobarbital 5mg $244 2026-06-03 Buy
TRC TRC-M225020-10MG Methylphenobarbital 10mg $449 2026-06-03 Buy

Properties

Melting point :1760C
Boiling point :389.26°C (rough estimate)
Density :1.1855 (rough estimate)
refractive index :1.6450 (estimate)
Flash point :11 °C
storage temp. :Controlled Substance, -20°C Freezer
solubility :Practically insoluble in water, very slightly soluble in ethanol (96 per cent).
pka :7.99±0.10(Predicted)
form :Solid
color :White to Off-White
Water Solubility :0.15g/L(20 ºC)
CAS DataBase Reference :115-38-8
EPA Substance Registry System :2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-ethyl-1-methyl-5-phenyl- (115-38-8)

Safety Information

Symbol(GHS): Flame (GHS02)Skull and Crossbones (GHS06)Health Hazard (GHS08)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501
H370 Causes damage to organs Specific target organ toxicity, single exposure Category 1 Danger P260, P264, P270, P307+P311, P321,P405, P501
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P280 Wear protective gloves/protective clothing/eye protection/face protection.

Description

Controlled substance (depressant). Anticonvulsant; sedative; hypnotic

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