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1258239-63-2

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1258239-63-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1258239-63-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,8,2,3 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1258239-63:
(9*1)+(8*2)+(7*5)+(6*8)+(5*2)+(4*3)+(3*9)+(2*6)+(1*3)=172
172 % 10 = 2
So 1258239-63-2 is a valid CAS Registry Number.

1258239-63-2Relevant articles and documents

Synthesis of carbodiimides by I2/CHP-mediated cross-coupling reaction of isocyanides with amines under metal-free conditions

Zhu, Tong-Hao,Wang, Shun-Yi,Tao, Yang-Qing,Ji, Shun-Jun

supporting information, p. 1974 - 1977 (2015/04/27)

An I2/CHP-mediated cross-coupling reaction of isocyanides with readily accessible amines via C-N formation is described for carbodiimide synthesis in moderate to excellent yields. This represents a metal-free strategy for a coupling reaction of isocyanides with amines, and it provides an efficient approach for symmetric and unsymmetric functionalized carbodiimide derivative synthesis under mild conditions.

The efficient synthesis of carbodiimides using a titanium imido complex

Anderson, James C.,Bou-Moreno, Rafael

experimental part, p. 9182 - 9186 (2011/01/12)

An efficient rt synthesis of carbodiimides or ureas from the combination of a titanium imido complex 2 and a range of 12 aryl and aliphatic isocyanates is described. Control experiments suggest that carbodimide formation is via heterocumulene metathesis t

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