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2987-42-0

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2987-42-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 2987-42-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,9,8 and 7 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 2987-42:
(6*2)+(5*9)+(4*8)+(3*7)+(2*4)+(1*2)=120
120 % 10 = 0
So 2987-42-0 is a valid CAS Registry Number.

2987-42-0Upstream product

2987-42-0Relevant articles and documents

Copper-catalyzed ortho-halogenation of protected anilines

Urones, Beatriz,Martinez, Angel Manu,Rodriguez, Nuria,Arrayas, Ramon Gomez,Carretero, Juan C.

, p. 11044 - 11046 (2013)

A practical Cu-catalyzed direct ortho-halogenation of anilines under aerobic conditions has been developed. The reaction shows typically excellent mono-substitution selectivity, high ortho-regiocontrol and large functional group tolerance.

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