8.00147
Acetylenedicarboxylic acid
for synthesis
别名:
Acetylenedicarboxylic acid, Butynedioic acid
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关于此项目
经验公式（希尔记法）:
C4H2O4
化学文摘社编号:
分子量:
114.06
EC Index Number:
205-536-0
UNSPSC Code:
12352106
MDL number:
Quality Segment
assay
≥97.0% (acidimetric)
form
powder
mp
180-187 °C
transition temp
flash point 131 °C
bulk density
550 kg/m3
InChI
1S/C4H2O4/c5-3(6)1-2-4(7)8/h(H,5,6)(H,7,8)
InChI key
YTIVTFGABIZHHX-UHFFFAOYSA-N
Analysis Note
Assay (acidimetric): ≥ 97.0 %
Identity (IR): passes test
Identity (IR): passes test
signalword
Danger
Hazard Classifications
Acute Tox. 3 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
wgk
WGK 3
flash_point_c
131 °C
flash_point_f
267.8 °F
hcodes
存储类别
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects