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84820-18-8

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84820-18-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 84820-18-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,8,2 and 0 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 84820-18:
(7*8)+(6*4)+(5*8)+(4*2)+(3*0)+(2*1)+(1*8)=138
138 % 10 = 8
So 84820-18-8 is a valid CAS Registry Number.

84820-18-8Relevant articles and documents

TRIFLUOROACETOXY-PHENYLSELENATION OF NITROOLEFINS REGIOSELECTIVE PREPARATION OF NITROALLYLIC ALCOHOL DERIVATIVES AND THEIR USE AS MULTIPLE COUPLING REAGENTS

Seebach, Dieter,Calderari, Giorgio,Knochel, Paul

, p. 4861 - 4872 (2007/10/02)

It has been shown in previous papers that the pivalate of 2-nitro-2-propen-1-ol (NPP, 1), a nitroolefin with allylic leaving group, can be used as a versatile multiple coupling reagent.The present contribution describes the preparation of analogues, subst

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