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20800-35-5

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20800-35-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20800-35-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,8,0 and 0 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 20800-35:
(7*2)+(6*0)+(5*8)+(4*0)+(3*0)+(2*3)+(1*5)=65
65 % 10 = 5
So 20800-35-5 is a valid CAS Registry Number.

20800-35-5Relevant articles and documents

Cycloaddition of N-(2,2,2-trichloroethylidene)-substituted carboxamides and carbamates to 1,2,4-thiadiazol-5(2H)-imines

Zyabrev, Vladimir S.,Rensky, Mikhail A.,Rusanov, Eduard B.,Drach, Boris S.

, p. 474 - 480 (2003)

1,2,4-Thiadiazol-5(2H)-imines 4 react with N-(2,2,2-trichloroethylidene)-substituted amides 5 to form [3 + 2]-cycloaddition products 6 featured by an extra coordination of the ring sulfur atom to the terminal nitrogen atom of the side 1,3-diazapropenylide

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