398039
1,2-丙二醇
ACS reagent grade, ≥99.5%, liquid
别名:
1,2-PDO, 丙二醇
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关于此项目
线性分子式:
CH3CH(OH)CH2OH
化学文摘社编号:
分子量:
76.09
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
200-338-0
MDL number:
Beilstein/REAXYS Number:
1340498
Assay:
≥99.5%
Form:
liquid
产品名称
1,2-丙二醇, ACS reagent, ≥99.5%
InChI key
DNIAPMSPPWPWGF-UHFFFAOYSA-N
InChI
1S/C3H8O2/c1-3(5)2-4/h3-5H,2H2,1H3
SMILES string
CC(O)CO
grade
ACS reagent
vapor density
2.62 (vs air)
vapor pressure
0.08 mmHg ( 20 °C)
assay
≥99.5%
form
liquid
autoignition temp.
779 °F
expl. lim.
12.5 %
impurities
≤0.0005 meq/g Titr. acid
≤0.2% water
ign. residue
≤0.005%
color
APHA: ≤10
refractive index
n20/D 1.432 (lit.)
bp
187 °C (lit.)
mp
−60 °C (lit.)
density
1.036 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤1 ppm
functional group
hydroxyl
Quality Level
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Application
丙二醇可用于以下过程：
- 碳酸丙烯酯的环保合成法。
- 通过环保催化氧化生产乳酸。
- 通过催化脱水生成丙醛。
General description
丙二醇是一种1,2-链烷二醇 ，它是工业上重要的化学品。由于需求增加，已提出许多环保方法主要使用廉价的甘油作为其合成的起始材料。它是合成中间体、结构单元和聚合物的原料。
Other Notes
货号398039-4X2L的产品即将停产。请订购398039-2L单瓶装，因为其物理参数与上述产品本质相同。
存储类别
10 - Combustible liquids
wgk
WGK 1
flash_point_f
219.2 °F - closed cup
flash_point_c
104 °C - closed cup
ppe
Eyeshields, Gloves
A novel Pd/C-catalyzed conversion of glucose to 1, 2-propanediol by water splitting with Zn.
Wang, J, et al.
Royal Society of Chemistry Advances, 5(63), 51435-51439 (2015)
Microwave assisted process intensification of lipase catalyzed transesterification of 1, 2 propanediol with dimethyl carbonate for the green synthesis of propylene carbonate: Novelties of kinetics and mechanism of consecutive reactions.
Yadav GD, et al.
Chemical Engineering Journal, 281, 199-208 (2015)
Au/Pt/TiO2 catalysts prepared by redox method for the chemoselective 1, 2-propanediol oxidation to lactic acid and an NMR spectroscopy approach for analyzing the product mixture.
Redina E, et al.
Applied Catalysis A: General, 491, 170-183 (2015)
Selective oxidation of 1,2-propanediol to lactic acid catalyzed by hydroxylapatite nanorod-supported Au/Pd bimetallic nanoparticles under atmospheric pressure.
Feng Y, et al.
J. Catal., 316, 67-77 (2014)
Catalytic conversion of ethyl lactate to 1,2-propanediol over CuO.
Zhang S, et al.
Chinese Journal of Chemical Engineering (2015)
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