Barbital

Bezeichnung:Barbital

CAS-Nr57-44-3

Englisch Name:BARBITAL

CBNumberCB7380141

SummenformelC8H12N2O3

Molgewicht184.19

MOL-Datei57-44-3.mol

Synonyma

Barbital

Barbital physikalisch-chemischer Eigenschaften

Schmelzpunkt	188-192°C
Siedepunkt	318.14°C (rough estimate)
Dichte	1.2200
Brechungsindex	1.4200 (estimate)
Flammpunkt	11 °C
storage temp.	2-8°C
Löslichkeit	DMSO (Slightly), Methanol (Slightly)
Aggregatzustand	Solid
pka	7.43(at 25℃)
Farbe	Faintly bitter crystals from H2O; polymorphicforms; triagonal crystals, monoclinic prisms, monoclinicneedles, and triclinic cryst
Wasserlöslichkeit	7.149g/L(25 ºC)
Merck	13,965
EPA chemische Informationen	5,5-Diethylbarbituric acid (57-44-3)

Sicherheit

Kennzeichnung gefährlicher	Xn,T,F
R-Sätze:	22-39/23/24/25-23/24/25-11-63-40-20
S-Sätze:	36-45-36/37-16-7
RIDADR	UN 1230 3/PG 2
WGK Germany	3
RTECS-Nr.	CQ3500000
Toxizität	LDLo orl-cat: 280 mg/kg PHREA7 19,472,39
DEA Controlled Substances	CSCN: 2145 CSA SCH: Schedule IV NARC: No

Gefahreninformationscode (GHS)

BARBITAL Chemische Eigenschaften,Einsatz,Produktion Methoden

R-Sätze Betriebsanweisung:
R22:Gesundheitsschädlich beim Verschlucken.
R39/23/24/25:Giftig: ernste Gefahr irreversiblen Schadens durch Einatmen, Berührung mit der Haut und durch Verschlucken.
R23/24/25:Giftig beim Einatmen, Verschlucken und Berührung mit der Haut.
R11:Leichtentzündlich.
S-Sätze Betriebsanweisung:
S36:DE: Bei der Arbeit geeignete Schutzkleidung tragen.
S45:Bei Unfall oder Unwohlsein sofort Arzt zuziehen (wenn möglich, dieses Etikett vorzeigen).
S36/37:Bei der Arbeit geeignete Schutzhandschuhe und Schutzkleidung tragen.
S16:Von Zündquellen fernhalten - Nicht rauchen.
S7:Behälter dicht geschlossen halten.
Beschreibung
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.
Beschreibung
Barbital is an analytical reference material that is categorized as a barbiturate. It acts as an agonist at GABA_A 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.
Chemische Eigenschaften
White crystals or powder; bitter taste; odorless. Stable in air. Soluble in hot water, alcohol, ether, acetone, and ethyl acetate.
Verwenden
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).
Trademarks
Dormileno;Escoderm;Hypnogene;Hypnox;Lidor;Megal;Plexonal;Somnytic tablets;Verinogen;Verodon;Veroletten;Verolitten;Veronigen.
Weltgesundheitsorganisation (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)
Sicherheitsprofil
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.
läuterung methode
Crystallise barbital from water or EtOH and dry it in a vacuum over P2O5. [Beilstein 24 III/IV 1901.]

57-44-3, BARBITAL Verwandte Suche:

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