Merck
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文件

398039

Sigma-Aldrich

1,2-丙二醇

ACS reagent, ≥99.5%

所有图片(1)
别名:
1,2-PDO, 丙二醇
线性分子式:
CH3CH(OH)CH2OH
CAS号:
57-55-6
分子量:
76.09
Beilstein:
1340498
EC 号:
200-338-0
MDL编号:
MFCD00064272
PubChem化学物质编号:
24864713
NACRES:
NA.21

等级

ACS reagent

质量水平

200

蒸汽密度

2.62 (vs air)

蒸汽压

0.08 mmHg ( 20 °C)

检测方案

≥99.5%

形式

liquid

自燃温度

779 °F

expl. lim.

12.5 %

杂质

≤0.0005 meq/g Titr. acid
≤0.2% water

灼烧残渣

≤0.005%

颜色

APHA: ≤10

折射率

n20/D 1.432 (lit.)

bp

187 °C (lit.)

mp

−60 °C (lit.)

密度

1.036 g/mL at 25 °C (lit.)

痕量阴离子

chloride (Cl-): ≤1 ppm

SMILES string

CC(O)CO

InChI

1S/C3H8O2/c1-3(5)2-4/h3-5H,2H2,1H3

InChI key

DNIAPMSPPWPWGF-UHFFFAOYSA-N

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此商品
8228016033134368
1,2-Propanediol ACS reagent, ≥99.5%

Sigma-Aldrich

398039

1,2-丙二醇

1,2-Propanediol puriss. p.a., ACS reagent, ≥99.5% (GC)

Sigma-Aldrich

82280

1,2-丙二醇

1,2-Propanediol meets analytical specification of Ph. Eur., BP, USP, ≥99.5%

Sigma-Aldrich

16033

1,2-丙二醇

1,2-Propanediol ReagentPlus®, 99%

Sigma-Aldrich

134368

1,2-丙二醇

form

liquid

form

viscous liquid

form

liquid

form

liquid

refractive index

n20/D 1.432 (lit.)

refractive index

n20/D 1.432 (lit.), n20/D 1.433

refractive index

n20/D 1.431-1.433, n20/D 1.432 (lit.)

refractive index

n20/D 1.432 (lit.)

bp

187 °C (lit.)

bp

187 °C (lit.)

bp

187 °C (lit.)

bp

187 °C (lit.)

mp

−60 °C (lit.)

mp

−60 °C (lit.)

mp

−60 °C (lit.)

mp

−60 °C (lit.)

density

1.036 g/mL at 25 °C (lit.)

density

1.036 g/mL at 25 °C (lit.)

density

1.036 g/mL at 25 °C (lit.)

density

1.036 g/mL at 25 °C (lit.)

一般描述

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。

应用

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。

其他说明

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。

储存分类代码

10 - Combustible liquids

WGK

WGK 1

闪点(F)

219.2 °F - closed cup

闪点(C)

104 °C - closed cup

个人防护装备

Eyeshields, Gloves

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其他客户在看

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BP868

丙二醇

1,3-Propanediol United States Pharmacopeia (USP) Reference Standard

USP

1570483

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Propylene glycol United States Pharmacopeia (USP) Reference Standard

USP

1576708

丙二醇

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)
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)
Sustainability metrics for a fossil-and renewable-based route for 1, 2-propanediol production: A comparison.
Marinas A, et al.
Catalysis Today, 239, 31-37 (2015)
Reactive Extraction of 1, 3-Propanediol with Aldehydes in the Presence of a Hydrophobic Acidic Ionic Liquid as a Catalyst.
Matsumoto M, et al.
Solvent Extraction Research and Development, Japan, 22(2), 209-213 (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)
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Chromatograms

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