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78121-70-7

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78121-70-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 78121-70-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,1,2 and 1 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 78121-70:
(7*7)+(6*8)+(5*1)+(4*2)+(3*1)+(2*7)+(1*0)=127
127 % 10 = 7
So 78121-70-7 is a valid CAS Registry Number.

78121-70-7Relevant articles and documents

Domino reactions of 1,2-diimidoyl-1,2-dichloroethanes. Synthesis of 3-imino-1,2-dithia-3H-cyclopent-4-enes, 3-amino-2-thioxo-2,5H-pyrrol-5-ones, 2,3-diamino-4-thioxo-4H-thiopyrans, and 6-imino-6H-1,3-oxazines

Bellur, Esen,Goerls, Helmar,Langer, Peter

, p. 2332 - 2338 (2007/10/03)

The reaction of mono- and dilithiated ethyl thioglycolate with 1,2-diimidoyl-1,2-dichloroethanes, azaanalogues of oxalyl chloride, afforded (depending on the reaction conditions) 3-imino-1,2-dithia-3H-cyclopent-4-enes, 3-amino-2-thioxo-2,5H-pyrrol-5-ones,

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