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444278

Sigma-Aldrich

十甲基环五硅氧烷

97%

别名:

2,2,4,4,6,6,8,8,10,10-Decamethylcyclopentasiloxane, Cyclic dimethylsiloxane pentamer, Cyclo-decamethylpentasiloxane, Cyclomethicone pentamer 245, Decamethylpentacyclosiloxane

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About This Item

经验公式（希尔记法）:
C10H30O5Si5
CAS号:
541-02-6
分子量:
370.77
Beilstein:
1800166
EC 号:
208-764-9
MDL编号:
MFCD00046966
UNSPSC代码:
12352103
PubChem化学物质编号:
24868110
NACRES:
NA.22

质量水平

100

方案

97%

表单

liquid

折射率

n20/D 1.396 (lit.)

沸点

90 °C/10 mmHg (lit.)

密度

0.958 g/mL at 25 °C (lit.)

SMILES字符串

C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1

InChI

1S/C10H30O5Si5/c1-16(2)11-17(3,4)13-19(7,8)15-20(9,10)14-18(5,6)12-16/h1-10H3

InChI key

XMSXQFUHVRWGNA-UHFFFAOYSA-N

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相关类别

一般描述

十甲基环五硅氧烷(D5)可用于个人护理产品，包括护肤霜、化妆品、洗发水、除臭剂和护发素。D5还用于工业清洗液和干洗剂等多种应用。

应用

十甲基环五硅氧烷(D5)可用作：
  • 更绿色的合成化学溶剂。
  • 各种碱催化聚合反应的单体单元，用于合成聚硅氧烷聚合物。

储存分类代码

10 - Combustible liquids

WGK

WGK 2

闪点(°F)

163.4 °F - closed cup

闪点(°C)

73 °C - closed cup

个人防护装备

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
0000308959
0000308959
0000246889
MKCT7009
0000246889

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Deoligomerization of cyclooligosiloxanes with dimethyl carbonate over solid-base catalysts.
Okamoto M, et al.
Catalysis Letters, 88(3-4), 115-118 (2003)
Ying Chen et al.
Materials (Basel, Switzerland), 15(1) (2022-01-12)
To investigate the toxicity of the low-molecular-weight components (LMWCs) in ophthalmic silicone oils (SilOils) on retinal cell lines. The toxicity of six types of LMWCs were studied and compared with conventional SilOil 1000 cSt. In vitro cytotoxic tests of LMWCs
Ring-opening polymerization of decamethylcyclopentasiloxane initiated by a superbase: Kinetics and rheology.
Pibre G, et al.
Polymer, 49(1), 234-240 (2008)
The potential of methylsiloxanes as solvents for synthetic chemistry applications.
Ab Rani M, et al.
Green Chemistry, 16(3), 1282-1296 (2014)
Zhongwang Yu et al.
Advanced science (Weinheim, Baden-Wurttemberg, Germany), 9(24), e2105442-e2105442 (2022-06-28)
Blood-brain barrier (BBB) impairment is an early prevalent feature of multiple sclerosis (MS), and remains vital for MS progression. Microglial activation precedes BBB disruption and cellular infiltrates in the brain of MS patients. However, little is known about the function
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