1.00132

Barbituric acid

for analysis EMSURE^®

• 別名: Barbituric acid, 2,4,6-Trihydroxypyrimidine, N,N′-Malonylurea
• 実験式（ヒル表記法）: C₄H₄N₂O₃
• CAS番号: 67-52-7
• 分子量: 128.09
• MDL番号: MFCD00006666
• UNSPSCコード: 12352115
• EC Index Number: 200-658-0
• NACRES: NA.21

特性

• 品質水準: 300
• 製品種目: EMSURE^®
• アッセイ: ≥99% (acidimetric)
• 形状: solid
• 有効性: >5000 mg/kg LD₅₀, oral (Rat)
• 硫酸塩灰分: ≤0.1%
• 損失: ≤0.1% loss on drying, 105°C
• pH: 2-3 (60 °C, 50 g/L in H₂O)
• mp: 250-252 °C (decomposition)
• 溶解性: 11.45 g/L
• かさ密度: 720 kg/m³
• 微量陰イオン: chloride (Cl^-): ≤40 ppm
• 微量陽イオン: Fe: ≤10 ppm; heavy metals (as Pb): ≤50 ppm
• 保管温度: 15-25°C
• InChI: 1S/C4H4N2O3/c7-2-1-3(8)6-4(9)5-2/h1H2,(H2,5,6,7,8,9)
• InChI Key: HNYOPLTXPVRDBG-UHFFFAOYSA-N

詳細

関連事項

Replaces: BX0035; BX0035-3

アナリシスノート

Assay (acidimetric): ≥ 99
Identity (IR-spectrum): passes test
Chloride (Cl): ≤ 40 ppm
Heavy metals (as Pb): ≤ 50 ppm
Fe (Iron): ≤ 10 ppm
Sulfated ash: ≤ 0.1 %
Loss on Drying (105°C): ≤ 0.1 %
Suitability as reagent (for cyanide determination): passes test

法的情報

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

安全性情報

• 保管分類コード: 11 - Combustible Solids
• WGK: WGK 1
• 引火点(°F): 302.0 °F - closed cup
• 引火点(℃): 150.00 °C - closed cup