杏彩体育

SZSE：002741
杏彩体育:
Chemical Reagents
2-Butyne-1,4-diol杏彩体育:COA Report
  • CAS No.：110-65-6
  • Molecular weight：86.09
  • Molecular formula：C4H6O2
  • UN Code：2716
  • EC No.：603-076-00-9
  • HS-No：29053995
Information
Specification category：
Product No. Product name specifications
1.17115.016 2-Butyne-1,4-diol AR500g
1.17115.026 2-Butyne-1,4-diol CP500g
Characteristic： Appearance and properties:colorless to slightly yellow flaky crystal with alcohol flavor, easy deliquescence.
Melting point(℃):57.5
Boiling point(℃):194(13.33kPa)
Concentration:content≥97%
Saturated vapor pressure:13,33(194℃)
Solubility:soluble in water,methanol,ethanol,insoluble in ether,benzene,chloroform.
Technical indicators：
Item AR CP
Assay ≥98.0% ≥97.0%
Solidification point,℃ 55～58 55～58
Residue on ignition(as SO4) ≤0.05% ≤0.05%
Hazard characteristics： IATA-DGR UN 2716 1,4-BUTYNEDIOL,6.1,Ⅲ
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