31995

Barbital

BioXtra, ≥99.0% (T)

• Synonym(e): 5,5-Diethyl-2,4,6-(1H,3H,5H)-pyrimidintrion, 5,5-Diethylbarbitursäure, Veronal
• Empirische Formel (Hill-System): C₈H₁₂N₂O₃
• CAS-Nummer: 57-44-3
• Molekulargewicht: 184.19
• Beilstein: 163999
• EG-Nummer: 200-331-2
• MDL-Nummer: MFCD00036212
• UNSPSC-Code: 12352111
• PubChem Substanz-ID: 57648640
• NACRES: NA.21

Eigenschaften

• Produktlinie: BioXtra
• Assay: ≥99.0% (T)
• Arzneimittelkontrolle: USDEA Schedule IV; regulated under CDSA - not available from Sigma-Aldrich Canada; psicótropo (Spain); Decreto Lei 15/93: Tabela IV (Portugal)
• Methode(n): HPLC: suitable; gas chromatography (GC): suitable
• Glührückstand: ≤0.1% (as SO₄)
• Verlust: ≤0.5% loss on drying, 20 °C (HV)
• mp (Schmelzpunkt): 189-191 °C
• Löslichkeit: alcohol: soluble 1 gm in 14 ml; chloroform: soluble 1 gm in 75 ml; diethyl ether: soluble 1 gm in 35 ml; water: soluble 1 gm in 13 ml (boiling); water: soluble 1 gm in 130 ml; acetone: soluble; ethyl acetate: soluble; nitrobenzene: soluble; petroleum ether: soluble; pyridine: soluble
• Anionenspuren: chloride (Cl^-): ≤500 mg/kg; sulfate (SO₄^2-): ≤50 mg/kg
• Kationenspuren: Ca: ≤50 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Fe: ≤5 mg/kg; K: ≤50 mg/kg; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Na: ≤200 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Zn: ≤5 mg/kg
• Anwendung(en): forensics and toxicology; pharmaceutical (small molecule); veterinary
• SMILES String: CCC1(CC)C(=O)NC(=O)NC1=O
• InChI: 1S/C8H12N2O3/c1-3-8(4-2)5(11)9-7(13)10-6(8)12/h3-4H2,1-2H3,(H2,9,10,11,12,13)
• InChIKey: FTOAOBMCPZCFFF-UHFFFAOYSA-N

Beschreibung

Anwendung

Barbital has been used as an assay buffer for determining the carbonic anhydrase activity. It has also been used for rocket immunoelectrophoresis.

Biochem./physiol. Wirkung

Barbital also referred to as 5,5-Diethylbarbituric acid, Barbitone or Veronal is a sedative/hypnotic (sleeping aid). It stimulates the development of tumors in rats treated with a sub-effective dose of N-bis(2-hydroxypropyl)nitrosamine (DHPN).

beruhigend/hypnotisch

Sonstige Hinweise

Kann Verkaufsbeschränkungen unterliegen.

Sicherheitshinweise

• Piktogramme: GHS07
• Signalwort: Warning
• H-Sätze: H302
• Gefahreneinstufungen: Acute Tox. 4 Oral
• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: dust mask type N95 (US), Eyeshields, Faceshields, Gloves