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ChemicalBook >> CAS DataBase List >> Octadecamethylcyclononasiloxane

Octadecamethylcyclononasiloxane

Octadecamethylcyclononasiloxane price.
  • $150 - $1764
  • Product name: Octadecamethylcyclononasiloxane
  • CAS: 556-71-8
  • MF: C18H54O9Si9
  • MW: 667.39
  • EINECS:
  • MDL Number:
  • Synonyms:Octadecamethylcyclooctadecanenonasiloxane;Cyclononasiloxane, 2,2,4,4,6,6,8,8,10,10,12,12,14,14,16,16,18,18-octadecamethyl-;2,2,4,4,6,6,8,8,10,10,12,12,14,14,16,16,18,18-octadecamethyl-1,3,5,7,9,11,13,15,17-nonaoxa-2,4,6,8,10,12,14,16,18-nonasilacyclooctadecane;Ctadecamethylcyclononasiloxane;Resorcinol Impurity 9;Octadecamethylnonasiloxane;Octadecamethylcyclononasiloxane
Price13 Properties Safety Information Description
13 prices
Selected condition：
Brand
  • aablocks
  • AK Scientific
  • Biosynth
  • Chem-Impex
  • TCI Chemical
Package
  • 25mg
  • 50mg
  • 100mg
  • 250mg
  • 500mg
  • 1g
  • 1ML
  • 5ml
  • Manufactureraablocks
  • Product numberAA00DL21
  • Product descriptionOctadecamethylcyclononasiloxane 98%
  • Packaging100mg
  • Price$248
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00DL21
  • Product descriptionOctadecamethylcyclononasiloxane 98%
  • Packaging250mg
  • Price$363
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00DL21
  • Product descriptionOctadecamethylcyclononasiloxane 98%
  • Packaging1g
  • Price$840
  • Updated2026-05-28
  • Buy
  • ManufacturerAK Scientific
  • Product number0518BA
  • Product descriptionOctadecamethylcyclononasiloxane
  • Packaging5ml
  • Price$1764
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFO166641
  • Product descriptionOctadecamethylcyclononasiloxane
  • Packaging500mg
  • Price$365
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFO166641
  • Product descriptionOctadecamethylcyclononasiloxane
  • Packaging250mg
  • Price$272.5
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFO166641
  • Product descriptionOctadecamethylcyclononasiloxane
  • Packaging100mg
  • Price$150
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFO166641
  • Product descriptionOctadecamethylcyclononasiloxane
  • Packaging25mg
  • Price$150
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFO166641
  • Product descriptionOctadecamethylcyclononasiloxane
  • Packaging50mg
  • Price$150
  • Updated2026-06-04
  • Buy
  • ManufacturerChem-Impex
  • Product number40532
  • Product descriptionOctadecamethylcyclononasiloxane ≥98%(GC)
  • Packaging1ML
  • Price$496.74
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number40532
  • Product descriptionOctadecamethylcyclononasiloxane ≥98%(GC)
  • Packaging5ML
  • Price$1672.3
  • Updated2026-05-19
  • Buy
  • ManufacturerTCI Chemical
  • Product numberO0425
  • Product descriptionOctadecamethylcyclononasiloxane >98.0%(GC)
  • Packaging1mL
  • Price$438
  • Updated2026-04-30
  • Buy
  • ManufacturerTCI Chemical
  • Product numberO0425
  • Product descriptionOctadecamethylcyclononasiloxane >98.0%(GC)
  • Packaging5mL
  • Price$1310
  • Updated2026-04-30
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00DL21 Octadecamethylcyclononasiloxane 98% 100mg $248 2026-05-28 Buy
aablocks AA00DL21 Octadecamethylcyclononasiloxane 98% 250mg $363 2026-05-28 Buy
aablocks AA00DL21 Octadecamethylcyclononasiloxane 98% 1g $840 2026-05-28 Buy
AK Scientific 0518BA Octadecamethylcyclononasiloxane 5ml $1764 2021-12-16 Buy
Biosynth FO166641 Octadecamethylcyclononasiloxane 500mg $365 2026-06-04 Buy
Biosynth FO166641 Octadecamethylcyclononasiloxane 250mg $272.5 2026-06-04 Buy
Biosynth FO166641 Octadecamethylcyclononasiloxane 100mg $150 2026-06-04 Buy
Biosynth FO166641 Octadecamethylcyclononasiloxane 25mg $150 2026-06-04 Buy
Biosynth FO166641 Octadecamethylcyclononasiloxane 50mg $150 2026-06-04 Buy
Chem-Impex 40532 Octadecamethylcyclononasiloxane ≥98%(GC) 1ML $496.74 2026-05-19 Buy
Chem-Impex 40532 Octadecamethylcyclononasiloxane ≥98%(GC) 5ML $1672.3 2026-05-19 Buy
TCI Chemical O0425 Octadecamethylcyclononasiloxane >98.0%(GC) 1mL $438 2026-04-30 Buy
TCI Chemical O0425 Octadecamethylcyclononasiloxane >98.0%(GC) 5mL $1310 2026-04-30 Buy

Properties

Melting point :-27°C(lit.)
Boiling point :188°C/20mmHg(lit.)
Density :0.98±0.1 g/cm3(Predicted)
refractive index :1.4050 to 1.4090
storage temp. :Refrigerator, Under inert atmosphere
solubility :Acetonitrile (Slightly), Benzene (Soluble)
form :Oil
color :Colourless to Pale Yellow
EPA Substance Registry System :Cyclononasiloxane, octadecamethyl- (556-71-8)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Octamethylcyclononasiloxane is employed as a antibacterial agent. It is particularly effective against marine Bacillus cereus.

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556-68-3 DECAMETHYLTETRASILOXANE Decamethylcyclopentasiloxane 546-45-2 Polymethylhydrosiloxane DODECAMETHYLPENTASILOXANE

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Suppliers and manufacturers

TCI (Shanghai) Development Co., Ltd. Beijing HwrkChemical Technology Co., Ltd Shandong Xiya Chemical Co., Ltd Daicel Chiral Technologies (China)CO.,LTD TOKYO CHEMICAL INDUSTRY CO., LTD. TCI Europe TCI AMERICA Shanghai Macklin Biochemical Co.,Ltd. Tongling HengYou Biotechnology Co., Ltd. Shanghai YuanYe Biotechnology Co., Ltd.