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重要文件

16033

Sigma-Aldrich

1,2-丙二醇

meets analytical specification of Ph. Eur., BP, USP, ≥99.5%

同義詞:

1,2-PDO, 丙二醇

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About This Item

線性公式:
CH3CH(OH)CH2OH
CAS號碼:
分子量::
76.09
Beilstein:
1340498
EC號碼:
MDL號碼:
分類程式碼代碼:
12352100
PubChem物質ID:
NACRES:
NA.21

蒸汽密度

2.62 (vs air)

品質等級

蒸汽壓力

0.08 mmHg ( 20 °C)

化驗

≥99.5%

形狀

liquid

自燃溫度

779 °F

品質

meets analytical specification of Ph. Eur., BP, USP

儲存期限

24 mo.

expl. lim.

12.5 %

雜質

acidic reac. impurities, complies
organic volatile impurities, complies (GC)
oxidizing substances, complies
reducing matter, complies
residual solvents, complies
≤0.0005% heavy metals (as Pb)
≤0.002% free alkali (as NaOH)
≤0.003% free acid (as CH3COOH)
≤0.2% water (Karl Fischer)

燃燒殘留物

≤0.005% (as SO4)

折射率

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

bp

187 °C (lit.)

mp

−60 °C (lit.)

密度

1.036 g/mL at 25 °C (lit.)

負離子痕跡

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg

適合性

complies for appearance of solution

官能基

hydroxyl

SMILES 字串

CC(O)CO

InChI

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

InChI 密鑰

DNIAPMSPPWPWGF-UHFFFAOYSA-N

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一般說明

1,2-丙二醇是一种 1,2-烷二醇。在 Ru/C 和 Amberlyst 离子交换树脂存在下,它可以通过甘油的氢解来获得。
1,2-丙二醇是一种重要的石油化学产品,可以通过甘油的氢解制备。它主要用作生物样品的冷冻保护剂,还用作食品、化妆品和制药行业的添加剂。

應用

1,2-丙二醇可用作人类胚胎和卵母细胞(人和小鼠)保存(通过冷却至零下温度)的冷冻保护剂

包裝

在惰性气体中装瓶

其他說明

货号16033-4X5L将停产。请订购物理性质和规格相同的单瓶16033-5L。
货号16033-6X1L将停产。请订购物理性质和规格相同的单瓶16033-1L。
货号16303-4X2.5L-R将停产。请订购物理性质和规格相同的单瓶16303-2.5L-R。

儲存類別代碼

10 - Combustible liquids

水污染物質分類(WGK)

WGK 1

閃點(°F)

219.2 °F - closed cup

閃點(°C)

104 °C - closed cup

個人防護裝備

Eyeshields, Gloves


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分析證明 (COA)

Lot/Batch Number

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存取文件庫

Aqueous phase hydrogenolysis of glycerol to 1, 2-propanediol without external hydrogen addition.
Roy D, et al.
Catalysis Today, 156(1), 31-37 (2010)
D A Gook et al.
Human reproduction (Oxford, England), 8(7), 1101-1109 (1993-07-01)
Human and mouse oocytes were cryopreserved by a slow freeze, rapid thaw method, using propanediol (PROH) as the cryoprotectant. A simulated cryopreservation was also included in the study to detect the level of damage attributable to the PROH alone. Comparison
Glycerol hydrogenolysis to 1, 2-propanediol catalyzed by a heat-resistant ion-exchange resin combined with Ru/C.
Miyazawa T, et al.
Applied Catalysis A: General, 329, 30-35 (2007)
B Lassalle et al.
Fertility and sterility, 44(5), 645-651 (1985-11-01)
Eighty-five human embryos fertilized in vitro were frozen and thawed with 1,2 propanediol as a cryoprotective agent. The effects of viability of in vitro culture duration, stage, and morphologic appearance of embryos were examined after thawing. Survival was higher for
Yusha Imtiaz et al.
Nanomaterials (Basel, Switzerland), 10(8) (2020-08-23)
Polysaccharides have been shown to have immunomodulatory properties. Modulation of the immune system plays a crucial role in physiological processes as well as in the treatment and/or prevention of autoimmune and infectious diseases. Cellulose nanocrystals (CNCs) are derived from cellulose

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