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Octaphenylcyclotetrasiloxane

Octaphenylcyclotetrasiloxane
Octaphenylcyclotetrasiloxane structure
CAS No.
546-56-5
Chemical Name:
Octaphenylcyclotetrasiloxane
Synonyms
D 4ph;CO9817;CFS-565;Phenyl-D4;JACS-546-56-5;Co-Formula CFS-565;OCTAPHENYLCYCLOTETRASILOXANE;octaphenyl-cyclotetrasiloxan;Octaphenyltetracyclosiloxane;octaphenylcylclotetrasiloxane
CBNumber:
CB7434749
Molecular Formula:
C48H40O4Si4
Formula Weight:
793.17
MOL File:
546-56-5.mol

Octaphenylcyclotetrasiloxane Properties

Melting point:
196-198 °C(lit.)
Boiling point:
334 °C
Density 
1.185
refractive index 
1.62
Flash point:
200 °C
form 
solid
Specific Gravity
1.185
Water Solubility 
insoluble
Hydrolytic Sensitivity
1: no significant reaction with aqueous systems
BRN 
2320758
CAS DataBase Reference
546-56-5(CAS DataBase Reference)
EWG's Food Scores
1
NIST Chemistry Reference
Octaphenylcyclotetrasiloxane(546-56-5)
EPA Substance Registry System
Cyclotetrasiloxane, octaphenyl- (546-56-5)
SAFETY
  • Risk and Safety Statements
Safety Statements  22-24/25
WGK Germany  1
RTECS  GZ4398500
TSCA  Yes
HS Code  29319090

Octaphenylcyclotetrasiloxane price More Price(4)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical O0231 Octaphenylcyclotetrasiloxane >98.0%(HPLC) 546-56-5 5g $21 2020-06-24 Buy
TCI Chemical O0231 Octaphenylcyclotetrasiloxane >98.0%(HPLC) 546-56-5 25g $59 2020-06-24 Buy
Alfa Aesar L06130 Octaphenylcyclotetrasiloxane, 98+% 546-56-5 100g $124 2020-06-24 Buy
Alfa Aesar L06130 Octaphenylcyclotetrasiloxane, 98+% 546-56-5 25g $58.2 2020-06-24 Buy

Octaphenylcyclotetrasiloxane Chemical Properties,Uses,Production

Chemical Properties

White solid

Purification Methods

Recrystallise it from AcOH, EtOAc, *C6H6 or *C6H6/EtOH. It forms two stable isomorphs and both forms, as well as the mixture, melt at 200-201o. There is a metastable form which melts at 187-189o. [Burkhard et al. J Am Chem Soc 67 2174 1945, Hyde et al. J Am Chem Soc 69 488 1947, Beilstein 16 IV 1530.]

Octaphenylcyclotetrasiloxane Preparation Products And Raw materials

Raw materials

Preparation Products


Octaphenylcyclotetrasiloxane Suppliers

Global( 164)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Henan DaKen Chemical CO.,LTD.
+86-371-55531817
info@dakenchem.com CHINA 21842 58
Henan Tianfu Chemical Co.,Ltd.
0371-55170693
0371-55170693 info@tianfuchem.com CHINA 22625 55
Hangzhou FandaChem Co.,Ltd.
0086 158 5814 5714 (Mobile
+86-571-56059825 fandachem@gmail.com CHINA 3275 55
ATK CHEMICAL COMPANY LIMITED
+86 21 5161 9050/ 5187 7795
+86 21 5161 9052/ 5187 7796 ivan@atkchemical.com CHINA 24886 60
career henan chemical co
+86-371-86658258
sales@coreychem.com CHINA 30039 58
Hubei Jusheng Technology Co.,Ltd.
86-18871470254
027-59599243 linda@hubeijusheng.com CHINA 28231 58
Haihang Industry Co.,Ltd
86-531-88032799
+86 531 8582 1093 export@haihangchem.com CHINA 10126 58
Hebei Guanlang Biotechnology Co., Ltd.
+8619930501651
whatsapp: +8619930501651 breeduan@crovellbio.com CHINA 2586 58
Hubei xin bonus chemical co. LTD
86-13657291602
027-59338440 linda@hubeijusheng.com CHINA 23045 58
Chongqing Chemdad Co., Ltd
+86-13650506873
sales@chemdad.com CHINA 35434 58

View Lastest Price from Octaphenylcyclotetrasiloxane manufacturers

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2020-01-07 Octaphenylcyclotetrasiloxane
546-56-5
US $1.00 / KG 1KG 99% 20T Shaanxi Dideu Medichem Co. Ltd
2018-08-06 Octaphenylcyclotetrasiloxane
546-56-5
US $1.00 / KG 1KG 99% Customized career henan chemical co

Octaphenylcyclotetrasiloxane Spectrum


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