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2943-26-2

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2943-26-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 2943-26-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,9,4 and 3 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 2943-26:
(6*2)+(5*9)+(4*4)+(3*3)+(2*2)+(1*6)=92
92 % 10 = 2
So 2943-26-2 is a valid CAS Registry Number.

2943-26-2Relevant articles and documents

Malowan

, p. 201,204 (1930)

A Novel Method for the Direct Synthesis of Symmetrical and Unsymmetrical Sulfides and Disulfides from Aryl Halides and Ethyl Potassium Xanthogenate

Soleiman-Beigi,Arzehgar

supporting information, p. 986 - 992 (2018/02/09)

An efficient and new method for the synthesis of disulfides and sulfides via the reaction of aryl halides with ethyl potassium xanthogenate in the presence of MOF-199 is described. O -Ethyl- S -aryl carbonodithioate has a key role as an intermediate in this procedure; it was converted into symmetrical diaryl disulfides in DMF. Additionally, this could be applied to the synthesis of unsymmetrical aryl alkyl(aryl′) disulfides by the reaction with S -alkyl(aryl) sulfurothioates (Bunte salts) as well as unsymmetrical aryl alkyl(aryl′) sulfides in DMSO.

S-alkyl chlorothioformates from xanthates

Gade, Alexandra M.,Abelt, Christopher J.

, p. 2097 - 2099 (2008/02/12)

Reaction of S-alkyl O-ethyl xanthates (S-alkyl O-ethyl dithiocarbonates) with catalytic Vilsmeier reagent generated in situ from N-formylmorpholine (morpholine-4-carbaldehyde) gives S-alkyl chlorothioformates in good yields. Georg Thieme Verlag Stuttgart.

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