1.08180

2-Thiobarbituric acid

reagent for sorbic acid

• 同義詞: 2-Thiobarbituric acid
• 經驗公式（希爾表示法）: C₄H₄N₂O₂S
• CAS號碼: 504-17-6
• 分子量：: 144.15
• MDL號碼: MFCD00006674
• 分類程式碼代碼: 12352115
• 酶委員會索引編號: 207-985-8
• NACRES: NB.21

屬性

• 品質等級: 100
• 效力: >5000 mg/kg LD₅₀, oral (Rat)
• pH值: 1.7-1.9 (20 °C, 10 g/L in H₂O)
• mp: 235 °C
• 體積密度: 210 kg/m³
• 儲存溫度: 15-25°C
• InChI: 1S/C4H4N2O2S/c7-2-1-3(8)6-4(9)5-2/h1H2,(H2,5,6,7,8,9)
• InChI 密鑰: RVBUGGBMJDPOST-UHFFFAOYSA-N

描述

分析報告

Assay (acidimetric; calculated on dried substance): ≥ 99
Identity (IR-spectrum): passes test
pH-value (1 %; water): 1.7 - 1.9
Loss on drying (20 mbar, 60 °C): ≤ 1
Suitability as reagent (for sorbic acid): passes test

安全資訊

• 儲存類別代碼: 11 - Combustible Solids
• 水污染物質分類（WGK）: WGK 2
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable