245771
异丁酸酐
97%
别名:
2-甲基丙酸酐
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关于此项目
线性分子式:
(CH3)2CHCO2COCH(CH3)2
化学文摘社编号:
分子量:
158.19
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
202-603-6
Beilstein/REAXYS Number:
386267
MDL number:
Assay:
97%
Form:
liquid
vapor density
5.45 (vs air)
Quality Segment
vapor pressure
10 mmHg ( 67 °C)
assay
97%
form
liquid
autoignition temp.
624 °F
expl. lim.
1.09 %, 87 °F, 7.7 %, 127 °F
refractive index
n20/D 1.406 (lit.)
bp
182 °C (lit.)
mp
−56 °C (lit.)
density
0.954 g/mL at 25 °C (lit.)
functional group
anhydride, ester
SMILES string
CC(C)C(=O)OC(=O)C(C)C
InChI
1S/C8H14O3/c1-5(2)7(9)11-8(10)6(3)4/h5-6H,1-4H3
InChI key
LSACYLWPPQLVSM-UHFFFAOYSA-N
General description
4-吡咯烷基吡啶作为催化剂，异丁酸酐与1-（1-萘基）乙醇的酯化机理已有研究。
Application
在C2-对称手性-4-吡咯烷基吡啶作为催化剂的情况下，异丁酸酐可用于通过与辛基-β-D-吡喃葡萄糖苷反应合成4-O-异丁酰基衍生物。
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Skin Corr. 1B
存储类别
6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 3
flash_point_f
154.4 °F - closed cup
flash_point_c
68 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter