Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Octamethylsilsesquioxane
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Octamethylsilsesquioxane
Price: ￥778.0/25g ￥238.0/5g
Purity: 97.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Octamethylsilsesquioxane
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

17865-85-9

17865-85-9 structure

17865-85-9 structure

Name: Octamethylsilsesquioxane
Chemical Name: Permethyloctasilsesquioxane
CAS Number: 17865-85-9
Molecular Formula: C₈H₂₄O₁₂Si₈
Molecular Weight: 536.95300
Create Date: 2018-08-14 19:37:17
Modify Date: 2025-08-22 19:52:35

Name	Permethyloctasilsesquioxane
Synonyms	Poly(Methyl Silsesquioxane) MFCD02683561 PSS-Octamethyl substituted Octamethylsilsesquioxane

Density	1.26g/cm3
Boiling Point	235ºC at 760 mmHg
Melting Point	>350ºC
Molecular Formula	C₈H₂₄O₁₂Si₈
Molecular Weight	536.95300
Exact Mass	535.94200
PSA	110.76000
LogP	0.80320

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
RIDADR	NONH for all modes of transport

1185-55-3 structure

1185-55-3

~77%

17865-85-9 structure

17865-85-9

Literature: Iwamura, Takeru; Adachi, Kaoru; Chujo, Yoshiki Chemistry Letters, 2010 , vol. 39, # 4 p. 354 - 355

2031-67-6 structure

2031-67-6

~22%

17865-85-9 structure

17865-85-9

Literature: Luo, Qun; Tang, Daihua; Li, Xiaodong; Wang, Qi; Wang, Zhipeng; Zhen, Zhen; Liu, Xinhou Chemistry Letters, 2006 , vol. 35, # 3 p. 278 - 279

5581-68-0 structure

5581-68-0

~%

17865-85-9 structure

17865-85-9

Literature: Journal of the American Chemical Society, , vol. 77, p. 6045

127324-11-2 structure

127324-11-2

~20%

17865-85-9 structure

17865-85-9

Literature: Rebrov, E. A.; Tebeneva, N. A.; Mouzafarov, A. M.; Ovchinnikov, Yu. E.; Struchkov, Yu. T.; Strelkova, T. V. Russian Chemical Bulletin, 1995 , vol. 44, # 7 p. 1286 - 1292 Izvestiya Akademi Nauk, Seriya Khimicheskaya, 1995 , # 7 p. 1332 - 1339

120189-98-2 structure

120189-98-2

~23%

17865-85-9 structure

17865-85-9

Literature: Rebrov, E. A.; Tebeneva, N. A.; Mouzafarov, A. M.; Ovchinnikov, Yu. E.; Struchkov, Yu. T.; Strelkova, T. V. Russian Chemical Bulletin, 1995 , vol. 44, # 7 p. 1286 - 1292 Izvestiya Akademi Nauk, Seriya Khimicheskaya, 1995 , # 7 p. 1332 - 1339

75-79-6 structure

75-79-6

~%

17865-85-9 structure

17865-85-9

Literature: Arkiv foer Kemi, , vol. 13, p. 367,376

2370-88-9 structure

2370-88-9

~65%

17865-85-9 structure

17865-85-9

Literature: Martynova, T. N.; Korchkov, V. P. Journal of Organometallic Chemistry, 1983 , vol. 248, # 3 p. 241 - 250

Precursor 6
2370-88-9 1185-55-3 2031-67-6 5581-68-0
120189-98-2 75-79-6
DownStream 0

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.