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16664-50-9

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16664-50-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 16664-50-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,6,6 and 4 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 16664-50:
(7*1)+(6*6)+(5*6)+(4*6)+(3*4)+(2*5)+(1*0)=119
119 % 10 = 9
So 16664-50-9 is a valid CAS Registry Number.

16664-50-9SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 20, 2017

Revision Date: Aug 20, 2017

1.Identification

1.1 GHS Product identifier

Product name dec-1-yn-1-ylbenzene

1.2 Other means of identification

Product number -
Other names -

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:16664-50-9 SDS

16664-50-9Relevant articles and documents

Sonogashira Coupling Reaction with Palladium Powder, Potassium Fluoride in Aqueous Media

Wang, Lei,Li, Pinhua

, p. 3679 - 3685 (2003)

A Sonogashira coupling reaction of aromatic iodides and bromides with terminal alkynes in the presence of palladium powder, potassium fluoride, cuprous iodide, and triphenylphosphine in aqueous media was developed. The reaction generates the corresponding

Nickel-catalyzed direct alkylation of terminal alkynes at room temperature: A hemilabile pincer ligand enhances catalytic activity

Pérez García, Pablo M.,Ren, Peng,Scopelliti, Rosario,Hu, Xile

, p. 1164 - 1171 (2015)

Direct coupling of alkyl halides with terminal alkynes provides an efficient and streamlined access to alkyl-substituted alkynes, which are important synthetic intermediates, biologically active molecules, and organic materials. However, until now,there h

Unusual Formation of Cyclopenta[ b]indoles from 3-Indolylmethanols and Alkynes

Gandhi, Soniya,Baire, Beeraiah

, p. 3904 - 3918 (2019/04/25)

Acid-promoted synthesis of cyclopenta[b]indole frameworks from 3-indolylmethanols and alkynes has been reported. The overall transformation represents a formal [3 + 2] annulation via rearrangement. This protocol showed good generality for the carbinol substrates as well as alkynes and allowed the generation of structurally diverse cyclopenta[b]indoles. Terminal alkynes, dialkyl-substituted internal alkynes, and alkynes with electron-deficient substituents were found to be not suitable for this transformation. Similarly, N-Ts and N-Boc groups were compatible with reaction conditions, whereas N-Ac and N-Tf failed to undergo this reaction. Isolation of vinyl chloride intermediate suggested the involvement of a vinylic carbocation intermediate. A mechanism has been proposed involving a ring-opening-ring-closing cascade followed by a 1,3-indole migration process via a spirocyclobutene intermediate.

Cross-coupling reactions using porous multipod Cu2O microcrystals as recoverable catalyst in aqueous media

Tang, Lin,Wu, Chaoting,Hu, Qiyan,Li, Qian,Zhang, Wu

, (2017/09/06)

Porous multipod Cu2O microcrystals were found to be an efficient, highly recyclable and eco-friendly catalyst for the cross-coupling reactions of aryl halides and terminal alkynes with high yields in aqueous media. Noteworthy, the Cu2O catalyst can be reused for several times without significant decrease in catalytic activity.

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