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4286-85-5

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4286-85-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 4286-85-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,2,8 and 6 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 4286-85:
(6*4)+(5*2)+(4*8)+(3*6)+(2*8)+(1*5)=105
105 % 10 = 5
So 4286-85-5 is a valid CAS Registry Number.

4286-85-5SDS

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 1,1'-(but-1-ene-4,4-diyl)dibenzene

1.2 Other means of identification

Product number -
Other names 4,4-diphenylbut-1-ene

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:4286-85-5 SDS

4286-85-5Relevant articles and documents

Titanocene(II)-promoted stereoselective alkenylation utilizing (Z)-alkenyl sulfones

Ogata, Akitoshi,Nemoto, Masami,Kobayashi, Kenji,Tsubouchi, Akira,Takeda, Takeshi

, p. 3816 - 3822 (2007)

(Chemical Equation Presented) The stereoselective alkenylation of unsaturated compounds by means of a (Z)-alkenyl sulfone-titanocene-(II) system is described. Treatment of alkynes and (Z)-alkenyl methyl sulfones with the titanocene(II) reagent Cp2Ti[P(OEt)3]2 produced conjugated dienes. This alkenylation system is also applicable to polar C=O bonds; the simple mixing of carbonyl compounds, (Z)-alkenyl methyl sulfones, and the titanocene-(II) reagent formed allylic alcohols. The advantages of alkenylation are that it requires no prepreparation of the alkenylmetal reagent and that it proceeds with complete stereoselectivity.

Direct AlCl3-catalyzed transformation of benzyl THP ethers and allyl benzyl ethers

Bui, Tien Tan,Kim, Hee-Kwon

, p. 388 - 397 (2020/10/15)

THP and allyl groups are frequently used for the protection of alcohols. In this study, novel direct transformations of benzyl THP ethers and allyl benzyl ethers, protected forms of alcohols, are reported. TMSN3 and AlCl3 were employ

Arylboronic Acid Catalyzed C-Alkylation and Allylation Reactions Using Benzylic Alcohols

Estopi?á-Durán, Susana,McLean, Euan B.,Donnelly, Liam J.,Hockin, Bryony M.,Taylor, James E.

supporting information, p. 7547 - 7551 (2020/10/09)

The arylboronic acid catalyzed dehydrative C-alkylation of 1,3-diketones and 1,3-ketoesters using secondary benzylic alcohols as the electrophile is reported, forming new C-C bonds (19 examples, up to 98% yield) with the release of water as the only byproduct. The process is also applicable to the allylation of benzylic alcohols using allyltrimethylsilane as the nucleophile (12 examples, up to 96% yield).

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