BARBITAL
- CAS No.
- 57-44-3
- Chemical Name:
- BARBITAL
- Synonyms
- VERONAL;BARBITONE;Deba;Barbitone acid;DIETHYLBARBITURIC ACID;5,5-diethyl-1,3-diazinane-2,4,6-trione;Malona;Uronal;Diemal;Malonal
- CBNumber:
- CB7380141
- Molecular Formula:
- C8H12N2O3
- Molecular Weight:
- 184.19
- MDL Number:
- MFCD00036212
- MOL File:
- 57-44-3.mol
Melting point | 188-192°C |
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Boiling point | 318.14°C (rough estimate) |
Density | 1.2200 |
refractive index | 1.4200 (estimate) |
Flash point | 11 °C |
storage temp. | 2-8°C |
solubility | DMSO (Slightly), Methanol (Slightly) |
form | Solid |
pka | 7.43(at 25℃) |
color | Faintly bitter crystals from H2O; polymorphicforms; triagonal crystals, monoclinic prisms, monoclinicneedles, and triclinic cryst |
Water Solubility | 7.149g/L(25 ºC) |
Merck | 13,965 |
EWG's Food Scores | 1 |
FDA UNII | 5WZ53ENE2P |
ATC code | N05CA04 |
EPA Substance Registry System | 5,5-Diethylbarbituric acid (57-44-3) |
SAFETY
Risk and Safety Statements
Symbol(GHS) | GHS07 |
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Signal word | Warning | |||||||||
Hazard statements | H302 | |||||||||
Precautionary statements | P264-P270-P301+P312-P330-P501 | |||||||||
Hazard Codes | Xn,T,F | |||||||||
Risk Statements | 22-39/23/24/25-23/24/25-11-63-40-20 | |||||||||
Safety Statements | 36-45-36/37-16-7 | |||||||||
RIDADR | UN 1230 3/PG 2 | |||||||||
WGK Germany | 3 | |||||||||
RTECS | CQ3500000 | |||||||||
Toxicity | LDLo orl-cat: 280 mg/kg PHREA7 19,472,39 | |||||||||
DEA Controlled Substances | CSCN: 2145 CSA SCH: Schedule IV NARC: No |
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NFPA 704 |
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BARBITAL Chemical Properties,Uses,Production
Description
Barbital (CRM) (Item No. 22854) is a certified reference material categorized as a barbiturate. Barbital is regulated as a Schedule IV compound in the United States. Barbital (CRM) (Item No. 22854) is provided as a DEA exempt preparation. This product is intended for research and forensic applications.
Description
Barbital is an analytical reference material that is categorized as a barbiturate. It acts as an agonist at GABAA receptors to induce central nervous system depression. Formulations containing barbital have been used as a sedative to treat insomnia and seizures in human and veterinary medicine. Barbital is regulated as a Schedule IV compound in the United States. This product is intended for research and forensic applications.
Chemical Properties
White crystals or powder; bitter taste; odorless. Stable in air. Soluble in hot water, alcohol, ether, acetone, and ethyl acetate.
Uses
Prototype of the barbiturate hypnotics.
Definition
ChEBI: A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at C-5 by two ethyl groups. Formerly used as a hypnotic (sleeping aid).
brand name
Dormileno;Escoderm;Hypnogene;Hypnox;Lidor;Megal;Plexonal;Somnytic tablets;Verinogen;Verodon;Veroletten;Verolitten;Veronigen.
World Health Organization (WHO)
Barbital is a long-acting barbiturate which is controlled under Schedule IV of the 1971 Convention on Psychotropic Substances. See WHO comment for barbiturates. (Reference: (UNCPS4) United Nations Convention on Psychotropic Substances (IV), , , 1971)
Safety Profile
Poison by ingestion, intravenous,intraperitoneal, and subcutaneous routes. Ingestion causespsychological effects in humans. Mutation data reported.When heated to decomposition it emits toxic fumes ofNOx. An hypnotic andsedative.
Purification Methods
Crystallise barbital from water or EtOH and dry it in a vacuum over P2O5. [Beilstein 24 III/IV 1901.]