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186760-89-4

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186760-89-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 186760-89-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,6,7,6 and 0 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 186760-89:
(8*1)+(7*8)+(6*6)+(5*7)+(4*6)+(3*0)+(2*8)+(1*9)=184
184 % 10 = 4
So 186760-89-4 is a valid CAS Registry Number.

186760-89-4Relevant articles and documents

Method for preparing enantiomeric forms of amino alkylaminophenyl propanoic acid

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, (2008/06/13)

A process for preparing an enantiomeric form of 2-amino-3-(4-alkylaminophenyl)-propanoic acid of formula (I) or a salt thereof: STR1 in which Alk represents an alkyl radical containing 1 to 2 carbon atoms, from (L)-phenylalanine to obtain the (S)-enantiomer of 2-amino-3-(4-alkylaminophenyl)-propanoic acid, or from (D)-phenylalanine to obtain the (R)-enantiomer of 2-amino-3-(4-alkylaminophenyl)propanoic acid.

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