3-辛基七甲基三硅氧烷

Name: 3-辛基七甲基三硅氧烷
Brand: 济南圣和化工有限公司

CAS 17955-88-3C15H38O2Si3MW 334.72

本页收录 3-辛基七甲基三硅氧烷，CAS 登记号为 17955-88-3，分子式 C15H38O2Si3，分子量 334.72，归类于化妆品原料。作为主营产品之一，济南圣和化工有限公司可提供从公斤级到吨级的稳定供货，随货附 COA 与质检资料。

产品概览

CAS号	17955-88-3
分子式	C15H38O2Si3
分子量	334.72
纯度	按批次COA提供(不公开发布)
包装	按订单/批次确认(不公开发布)
应用领域	化妆品原料
类别	化妆品原料

应用领域

化妆品原料

该产品的下游应用集中在化妆品原料。不同客户工艺差异较大，我们支持按需提供样品与小批量试用。

包装与储存

包装规格按订单/批次确认(不公开发布)

纯度规格按批次COA提供(不公开发布)

储存条件密封、阴凉干燥处保存

运输常规化工运输

样品可协商提供

交期现货/按订单安排

供应说明：3-辛基七甲基三硅氧烷常规包装为按订单/批次确认(不公开发布)，储存时应密封置于阴凉干燥处，避免与氧化剂混放。济南圣和化工有限公司支持国内物流发货，大货交期与运费以订单确认为准。

质量与文件

每批产品随货提供 COA（分析证书）；可按需提供 MSDS/技术数据表及第三方检测报告。纯度与包装以批次 COA 及订单确认为准。

关于供应商

作为化工原料供应服务商，济南圣和化工有限公司长期服务于化工贸易、食品添加、医药中间体、日化原料等行业的采购需求。除 3-辛基七甲基三硅氧烷外，您还可以在站内按 CAS 号或产品分类检索更多品类，获取规格与报价。

常见问题

3-辛基七甲基三硅氧烷的 CAS 号是多少？

3-辛基七甲基三硅氧烷的 CAS 号为 17955-88-3。

该产品的纯度和包装规格是什么？

常规纯度规格为按批次COA提供(不公开发布)，包装为按订单/批次确认(不公开发布)，随货提供 COA。

3-辛基七甲基三硅氧烷有什么用途？

主要应用于化妆品原料。

如何购买或获取报价？

请发送邮件至 info@591daili.com 或通过 WhatsApp 联系，注明产品名称、CAS 号与需求数量，一个工作日内回复报价。供应商：济南圣和化工有限公司。

PubChem 公开数据

Description

1,1,1,3,5,5,5-heptamethyl-3-octyltrisiloxane · CAS 17955-88-3 · C15H38O2Si3. UNII Q95M2P1KJL.

Identification

CAS Registry Number	17955-88-3
PubChem CID	87373
Molecular formula	C15H38O2Si3
IUPAC name	trimethyl-(methyl-octyl-trimethylsilyloxysilyl)oxysilane
UNII (FDA)	Q95M2P1KJL

Computed Descriptors

Molecular Weight	334.72
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	11
Exact Mass	334.21796005
Monoisotopic Mass	334.21796005
Topological Polar Surface Area	18.5
Heavy Atom Count	20
Formal Charge	0
Complexity	241

Physical description & handling notes

Liquid

Regulatory Status

Regulatory & Food Contact	CIR / INCI: Cosmetic ingredients (Caprylyl Methicone) -> CIR (Cosmetic Ingredient Review)
GHS notification summary	98% (49 / 50)

GHS Hazard Classification

GHS notification summary	98% (49 / 50)

This chemical does not meet GHS hazard criteria for 98% (49 of 50) of all reports.

Reported as not meeting GHS hazard criteria by 49 of 50 companies (only 2% companies provided GHS information). For more detailed information, please visit ECHA C&L website.

Documented Uses

CIR ingredient: Caprylyl Methicone
Information on 11 consumer products that contain Caprylyl Methicone in the following categories is provided:
2021: 1,000,000 - <5,000,000 lb
Other (requires additional information)
Trisiloxane, 1,1,1,3,5,5,5-heptamethyl-3-octyl-: ACTIVE

Synonyms

17955-88-3; 1,1,1,3,5,5,5-Heptamethyl-3-octyltrisiloxane; Caprylyl trisiloxane; Caprylyl methicone; Trisiloxane, 1,1,1,3,5,5,5-heptamethyl-3-octyl-; EINECS 241-881-3; heptamethyloctyltrisiloxane; Q95M2P1KJL; octylheptamethyltrisiloxane; SILSOFT 034; SILCARE 41M15; SS 3408; BRB CAPRYLYL METHICONE; DTXSID6051807; BIS(TRIMETHYLSILOXY)OCTYLMETHYLSILANE; RefChem:573792

Frequently Asked Questions

What are the CAS number and molecular formula of 1,1,1,3,5,5,5-heptamethyl-3-octyltrisiloxane?

CAS 17955-88-3; molecular formula C15H38O2Si3; molecular weight — g/mol.

What other names is 1,1,1,3,5,5,5-heptamethyl-3-octyltrisiloxane known by?

17955-88-3, 1,1,1,3,5,5,5-Heptamethyl-3-octyltrisiloxane, Caprylyl trisiloxane, Caprylyl methicone, Trisiloxane, 1,1,1,3,5,5,5-heptamethyl-3-octyl-, EINECS 241-881-3.

What is the regulatory status of 1,1,1,3,5,5,5-heptamethyl-3-octyltrisiloxane?

Documented regulatory listings: CIR / INCI: Cosmetic ingredients (Caprylyl Methicone) -> CIR (Cosmetic Ingredient Review).

Is 1,1,1,3,5,5,5-heptamethyl-3-octyltrisiloxane classified as hazardous?

98% of GHS notifications report no hazard classification (49 of 50).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.