Barbituric acid

• Catalog No.: 11709
• CAS Number: 67-52-7
• M. F.: C4H4N2O3
• M. W.: 128.08616
• Purity: ≥99.5% (HPLC)

SYNONYMS

• Title: 巴比妥酸
• IUPAC name: 1,3-diazinane-2,4,6-trione
• IUPAC Traditional name: barbituric acid
• Synonyms: 丙二酰脲; 2,4,6-Trihydroxypyrimidine; Malonylurea; 2,4,6-三羟基嘧啶

DATABASE IDS

• EC Number: 200-658-0
• MDL Number: MFCD00006666
• PubChem SID: 24847314
• CAS Number: 67-52-7
• Beilstein Number: 120502

PROPERTIES

• Antion Traces: chloride (Cl-): ≤50 mg/kg
• Antion Traces: sulfate (SO42-): ≤500 mg/kg
• Cation Traces: Ca: ≤10 mg/kg
• Cation Traces: Cd: ≤5 mg/kg
• Cation Traces: Co: ≤5 mg/kg
• Cation Traces: Cr: ≤5 mg/kg
• Cation Traces: Cu: ≤5 mg/kg
• Cation Traces: Fe: ≤5 mg/kg
• Cation Traces: Mg: ≤10 mg/kg
• Cation Traces: Mn: ≤5 mg/kg
• Cation Traces: Ni: ≤5 mg/kg
• Cation Traces: Pb: ≤5 mg/kg
• Cation Traces: Zn: ≤5 mg/kg
• Empirical Formula (Hill Notation): C4H4N2O3
• Ignition Residue: ≤0.05%
• Purity: ≥99.5% (HPLC)
• Purity: ≥99.5%
• Quality: for spectrophotometric det. of cyanide
• Flash Point: 150 °C
• Flash Point: 302 °F
• Melting Point: 248-252 °C (dec.)(lit.)
• Drug Control: regulated under CDSA - not available from Sigma-Aldrich Canada
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• RTECS: CP8000000
• German water hazard class: 1