398039

1,2-Propanediol

ACS reagent, ≥99.5%

• 동의어(들): 1,2-PDO, Propylene glycol
• Linear Formula: CH₃CH(OH)CH₂OH
• CAS Number: 57-55-6
• Molecular Weight: 76.09
• Beilstein: 1340498
• EC Number: 200-338-0
• MDL number: MFCD00064272
• UNSPSC 코드: 12352100
• PubChem Substance ID: 24864713
• NACRES: NA.21

속성

• Grade: ACS reagent
• Quality Level: 200
• vapor density: 2.62 (vs air)
• vapor pressure: 0.08 mmHg ( 20 °C)
• 분석: ≥99.5%
• 양식: liquid
• autoignition temp.: 779 °F
• expl. lim.: 12.5 %
• 불순물: ≤0.0005 meq/g Titr. acid; ≤0.2% water
• 무기 잔류물: ≤0.005%
• 색상: 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.)
• 음이온 미량물: chloride (Cl^-): ≤1 ppm
• 작용기: hydroxyl
• SMILES string: CC(O)CO
• InChI: 1S/C3H8O2/c1-3(5)2-4/h3-5H,2H2,1H3
• InChI key: DNIAPMSPPWPWGF-UHFFFAOYSA-N

설명

일반 설명

1,2-Propanediol, a 1,2-alkanediol is an industrially important chemical. Due to its increasing demand many green methods have been proposed for its synthesis mainly using the inexpensive glycerol as the starting material. It is a raw material for the synthesis of intermediates, building blocks and polymers.

애플리케이션

1,2-Propanediol may be used in the following processes:

• Green synthesis of propylene carbonate.
• Production of lactic acid by green catalytic oxidation.
• Propanal generation by catalytic dehydration.

기타 정보

The article number 398039-4X2L will be discontinued. Please order the single bottle 398039-2L which is physically identical with the same exact specifications.

안전성 정보

• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 1
• Flash Point (°F): 219.2 °F - closed cup
• Flash Point (°C): 104 °C - closed cup
• 개인 보호 장비: Eyeshields, Gloves