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20334-43-4

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20334-43-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20334-43-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,3,3 and 4 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 20334-43:
(7*2)+(6*0)+(5*3)+(4*3)+(3*4)+(2*4)+(1*3)=64
64 % 10 = 4
So 20334-43-4 is a valid CAS Registry Number.

20334-43-4SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name dimethyl ditelluride

1.2 Other means of identification

Product number -
Other names methyltellanyltellanylmethane

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:20334-43-4 SDS

20334-43-4Relevant articles and documents

-

Rice,Glasebrook

, p. 2472 (1934)

-

Chen,George

, p. 401 (1968)

Synthesis of 1,2-ditellurane

Singh, Harkesh B.,Khanna, Pawan K.

, p. 9 - 12 (1988)

Freshly prepared solutions of disodium ditelluride react with diiodobutane to give small yields of 1,2-ditellurane.In contrast, reactions of α,α-bis(chloromethyl)-o-xylene and phthaloyl chloride give 3,4-benzo-1-telluracyclopentane and tellurophthalic anhydride respectively.

THE PREPARATION OF DI-t-BUTYL DITELLURIDE AND DI-t-BUTYL TELLURIDE AND THE 125Te NMR AND MOESSBAUER SPECTRA OF SOME DIALKYL TELLURIDES AND DITELLURIDES

Jones, C.H.W.,Sharma, R.D.

, p. 61 - 70 (1983)

The synthesis of di-t-butyl ditelluride, t-Bu2Te2, an di-t-butyl telluride, t-Bu2Te, are reported together with that of di-(neo-hexyl) ditelluride.New syntheses of Me2Te2 and i-Pr2Te2 are presented.The high resolution 125Te NMR data and the Moessbauer data for these compounds are discussed.The use of tellurium-proton couplings in high resolution 125Te NMR spectra in assigning the resonances in mixed dialkyl ditellurides is also illustrated.

RADICAL POLYMERIZATION INITIATOR AND METHOD FOR PRODUCING POLYMERS

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Paragraph 0139-0142, (2016/10/31)

The present invention involves a radical polymerization initiator comprising an organotellurium compound represented by a formula (1), wherein R1 represents an alkyl group or the like, each of R2 and R3 independently represents a hydrogen atom or the like, and each of R4, R5, and R6 independently represents a hydrogen atom or the like. The present invention provides: a radical polymerization initiator that is useful for producing a polymer that includes a double bond at the molecular terminal; and a method for producing a polymer that utilizes the radical polymerization initiator.

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