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136983-81-8

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136983-81-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 136983-81-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,9,8 and 3 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 136983-81:
(8*1)+(7*3)+(6*6)+(5*9)+(4*8)+(3*3)+(2*8)+(1*1)=168
168 % 10 = 8
So 136983-81-8 is a valid CAS Registry Number.

136983-81-8Upstream product

136983-81-8Downstream Products

136983-81-8Relevant articles and documents

Metal Ion Binding by Dipeptides: Structure of the Product Generated in "Aspartame" Hydrolysis, Sodium cyclo(L-α-Aspartyl-L-phenylalanine) Tetrahydrate, Na*4H2O

Mikulcik, Patrizia,Riede, Juergen,Schmidbaur, Hubert

, p. 2743 - 2746 (2007/10/02)

Ester cleavage of aspartame (L-α-aspartyl-L-phenylalanine methyl ester, 1) by equimolar quantities of NaOH is accompanied by intramolecular cyclisation to sodium 3-benzyl-6-(carboxylatomethyl)-2,5-dioxopiperazine (2).The solid-state structure of the cryst

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