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126567-61-1

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126567-61-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 126567-61-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,5,6 and 7 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 126567-61:
(8*1)+(7*2)+(6*6)+(5*5)+(4*6)+(3*7)+(2*6)+(1*1)=141
141 % 10 = 1
So 126567-61-1 is a valid CAS Registry Number.

126567-61-1Downstream Products

126567-61-1Relevant articles and documents

Studies in Spiroheterocycles, Part XV. Investigation of the Reaction of 3-(2-Oxocycloalkylidene)-indol-2-ones with Thiourea and Urea Derivatives

Joshi, Krishna C.,Dandia, Anshu,Sanan, Sangeeta

, p. 1397 - 1400 (2007/10/02)

The reaction of 3-(2-oxocycloalkylidene)indol-2-one 1 with thiourea and urea derivatives has been investigated.Reaction of 1 with thiourea and urea in ethanolic potassium hydroxide media leads to the formation of spiro-2-indolinones 2a-f in 40-50percent y

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