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1620568-58-2

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1620568-58-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1620568-58-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,2,0,5,6 and 8 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1620568-58:
(9*1)+(8*6)+(7*2)+(6*0)+(5*5)+(4*6)+(3*8)+(2*5)+(1*8)=162
162 % 10 = 2
So 1620568-58-2 is a valid CAS Registry Number.

1620568-58-2Relevant articles and documents

A facile synthesis of 3-trifluoromethyl-1,2,4-oxadiazoles from cyanamides

Goldberg, Kristin,Clarke, David S.,Scott, James S.

supporting information, p. 4433 - 4436 (2014/08/05)

A safe and facile method for the formation of 3-trifluoromethyl-5-amino-1, 2,4-oxadiazoles, via a reversed addition of hydroxylamine to cyanamides, is reported. This two-pot procedure is suitable to scale-up and avoids the hazards associated with trifluor

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