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127832-57-9

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127832-57-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 127832-57-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,8,3 and 2 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 127832-57:
(8*1)+(7*2)+(6*7)+(5*8)+(4*3)+(3*2)+(2*5)+(1*7)=139
139 % 10 = 9
So 127832-57-9 is a valid CAS Registry Number.

127832-57-9Upstream product

127832-57-9Downstream Products

127832-57-9Relevant articles and documents

REACTION OF 2-SUBSTITUTED 5,5-DIMETHYL-4-OXO-1-PYRROLINE-1-OXIDES WITH NUCLEOPHILIC REAGENTS AND SYNTHESIS OF NITROXYL RADICALS - DERIVATIVES OF PYRROLIDINE

Reznikov, V. A.,Volodarskii, L. B.

, p. 329 - 334 (1990)

The reaction of β-oxonitrones, derivatives of pyrroline, with nitrogeneous nucleophiles and NaBH4 proceeds at the carbonyl group with the retention of the nitrone group.The reaction with organomagnesium and organolithium compounds takes place at the nitro

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