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217185-22-3

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217185-22-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 217185-22-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,7,1,8 and 5 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 217185-22:
(8*2)+(7*1)+(6*7)+(5*1)+(4*8)+(3*5)+(2*2)+(1*2)=123
123 % 10 = 3
So 217185-22-3 is a valid CAS Registry Number.

217185-22-3SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 17, 2017

Revision Date: Aug 17, 2017

1.Identification

1.1 GHS Product identifier

Product name 2-prop-2-enoxybut-3-yn-2-ylbenzene

1.2 Other means of identification

Product number -
Other names 2-allyloxy-2-phenylbut-3-yne

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:217185-22-3 SDS

217185-22-3Downstream Products

217185-22-3Relevant articles and documents

Ring-Closing Enyne Metathesis of Terminal Alkynes with Propargylic Hindrance

Laroche, Benjamin,Detraz, Morgane,Blond, Alain,Dubost, Lionel,Mailliet, Patrick,Nay, Bastien

, p. 5359 - 5363 (2015/05/27)

The ring closing enyne metathesis of substrates with propargylic hindrance was investigated, revealing the successful combination of the Stewart-Grubbs catalysts and microwave heating sometimes up to 170 C for oxacycles. Medium-sized rings were obtained from terminal alkynes previously reputed as reluctant substrates. This unmatched combination was applied to the synthesis of carbocycles and oxacycles. In addition, this is the first report on the use of the Stewart Grubbs catalyst in ring closing enyne metatheses. (Figure Presented).

A new cycloisomerisation catalyst of enynes: One-step synthesis of 3,4- dialkylidenetetrahydrofurans from allyl propargyl ethers

le Paih, Jacques,Rodríguez, Darío Cuervo,Dérien, Sylvie,Dixneuf, Pierre H.

, p. 95 - 97 (2007/10/03)

The precatalyst RuCl(cod)C5Me5 in the presence of acetic acid or ethanol allows the selective one-step cycloisomerisation of allyl propargyl ethers into 3,4-dialkylidenetetrahydrofurans.

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