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1620140-47-7

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1620140-47-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1620140-47-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,2,0,1,4 and 0 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1620140-47:
(9*1)+(8*6)+(7*2)+(6*0)+(5*1)+(4*4)+(3*0)+(2*4)+(1*7)=107
107 % 10 = 7
So 1620140-47-7 is a valid CAS Registry Number.

1620140-47-7Downstream Products

1620140-47-7Relevant articles and documents

Iron-catalyzed tetrasubstituted alkene formation from alkynes and sodium sulfinates

Liu, Saiwen,Tang, Lichang,Chen, Hui,Zhao, Feng,Deng, Guo-Jun

supporting information, p. 6076 - 6079 (2014/08/05)

An iron-catalyzed sulfenylation and arylation of alkynes with aryl sulfinic acid sodium salts is described. Various aromatic sodium sulfinates acted both as aryl and sulfenylation reagents, affording tetrasubstituted alkenes in one pot with good yields. T

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