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ChemicalBook >> CAS DataBase List >>2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne

2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne

2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne Structure
2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne structure
CAS No.
203642-77-7
Chemical Name:
2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne
Synonyms
2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne;4,7,10,13,16-Pentaoxa-3-silanonadec-18-yne, 2,2,3,3-tetramethyl-;2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne 97%;tert-butyl-dimethyl-[2-[2-[2-(2-prop-2-ynoxyethoxy)ethoxy]ethoxy]ethoxy]silane
CBNumber:
CB02755801
Molecular Formula:
C17H34O5Si
Molecular Weight:
346.53
MDL Number:
MFCD24849723
MOL File:
203642-77-7.mol
Last updated:2025-01-27 09:38:02
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2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne Properties

Boiling point 370.9±32.0 °C(Predicted)
Density 0.980 g/mL at 25 °C
refractive index n20/D1.451
Flash point >110℃
form liquid
UNSPSC Code 12352200
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS06
Signal word  Danger
Hazard statements  H301-H315
Precautionary statements  P301+P310+P330-P302+P352
Hazard Codes  T
Risk Statements  25-38
Safety Statements  45
RIDADR  UN 2810 6.1 / PGIII
WGK Germany  3

2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne price More Price(1)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 775606 2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne 97% 203642-77-7 500mg $96.8 2023-01-07 Buy
Product number Packaging Price Buy
775606 500mg $96.8 Buy

2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne Chemical Properties,Uses,Production

Uses

Protected PEG-alkyne for Cu catalyzed azide-alkyne cycloadditions or palladium catalyzed coupling reactions.

reaction suitability

reaction type: click chemistry

2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne Preparation Products And Raw materials

Raw materials

Preparation Products

2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne Suppliers

Global( 16)Suppliers
Supplier Tel Email Country ProdList Advantage
Aladdin Scientific 		tp@aladdinsci.com United States 52924 58
Compound Net Biotechnology Inc. 		+8615303909093 sales@compound-net.com China 2914 58
Bide Pharmatech Ltd. 400-164-7117 13681763483 product02@bidepharm.com China 41457 60
Sigma-Aldrich 021-61415566 800-8193336 orderCN@merckgroup.com China 51456 80
Borenpharm Co., Ltd 027-65563561 sales@borenpharm.com China 1245 55
SHANGHAI FDC-CHEMICAL CO.,LTD 021-61469567 13482353728 sales@fdc-chemical.com China 15706 58
Shaanxi borno biotechnology co., LTD +86-13759708231 asherw9@hotmail.com China 2373 58
Shanghai Haohong Pharmaceutical Co., Ltd. 400-8210725 4008210725 malulu@leyan.com China 55017 58
Henan Weitesi Chemical Technology Co. LTD 0371-0371-55135753 18003832934 2853979818@qq.com China 9991 58
Energy Chemical 021-58432009 400-005-6266 marketing@energy-chemical.com China 44918 58
Supplier Advantage
Aladdin Scientific 		58
Compound Net Biotechnology Inc. 		58
Bide Pharmatech Ltd. 60
Sigma-Aldrich 80
Borenpharm Co., Ltd 55
SHANGHAI FDC-CHEMICAL CO.,LTD 58
Shaanxi borno biotechnology co., LTD 58
Shanghai Haohong Pharmaceutical Co., Ltd. 58
Henan Weitesi Chemical Technology Co. LTD 58
Energy Chemical 58
2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne 4,7,10,13,16-Pentaoxa-3-silanonadec-18-yne, 2,2,3,3-tetramethyl- 2,2,3,3-Tetramethyl-4,7,10,13,16-pentaoxa-3-silanonadec-18-yne 97% tert-butyl-dimethyl-[2-[2-[2-(2-prop-2-ynoxyethoxy)ethoxy]ethoxy]ethoxy]silane 203642-77-7