8.41321

Citraconic anhydride

for synthesis

• 동의어(들): Citraconic anhydride, Methylmaleic anhydride
• 실험식(Hill 표기법): C₅H₄O₃
• CAS Number: 616-02-4
• Molecular Weight: 112.08
• MDL number: MFCD00005522
• UNSPSC 코드: 12352115
• EC 인덱스 번호: 210-459-0
• NACRES: NA.22

속성

• vapor pressure: 1.3 hPa ( 47 °C)
• Quality Level: 200
• 분석: ≥98.0% (GC)
• 형태: liquid
• 효능: 2600 mg/kg LD₅₀, oral (Rat); 218 mg/kg LD₅₀, skin (Rabbit)
• bp: 213-214 °C/1013 hPa
• mp: 7-8 °C
• 전이 온도: flash point 111 °C
• density: 1.243 g/cm³ at 20 °C
• InChI: 1S/C5H4O3/c1-3-2-4(6)8-5(3)7/h2H,1H3
• InChI key: AYKYXWQEBUNJCN-UHFFFAOYSA-N

설명

분석 메모

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.241 - 1.246
Identity (IR): passes test

안전성 정보

• 픽토그램: GHS05,GHS08
• 신호어: Danger
• 유해 및 위험 성명서: H314 - H317 - H334
• 예방조치 성명서: P261 - P272 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1 - Resp. Sens. 1 - Skin Corr. 1B - Skin Sens. 1
• Storage Class Code: 8A - Combustible, corrosive hazardous materials
• WGK: WGK 3
• Flash Point (°F): 231.8 °F
• Flash Point (°C): 111 °C