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1338212-77-3

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1338212-77-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1338212-77-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,3,8,2,1 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1338212-77:
(9*1)+(8*3)+(7*3)+(6*8)+(5*2)+(4*1)+(3*2)+(2*7)+(1*7)=143
143 % 10 = 3
So 1338212-77-3 is a valid CAS Registry Number.

1338212-77-3Downstream Products

1338212-77-3Relevant articles and documents

Active low-valent niobium catalysts from NbCl5 and hydrosilanes for selective intermolecular cycloadditions

Satoh, Yasushi,Obora, Yasushi

experimental part, p. 8569 - 8573 (2011/12/15)

An active niobium catalyst was developed via a simple and nontoxic reduction method from NbCl5/hydrosilane and utilized for the selective [2 + 2 + 2] cycloaddition reaction of terminal alkynes and alkenes/α,ω-dienes, to give 1,3-cyclohexadiene derivatives in high yields with excellent chemo- and regioselectivity.

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