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89662-04-4

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89662-04-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 89662-04-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,6,6 and 2 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 89662-04:
(7*8)+(6*9)+(5*6)+(4*6)+(3*2)+(2*0)+(1*4)=174
174 % 10 = 4
So 89662-04-4 is a valid CAS Registry Number.

89662-04-4Relevant articles and documents

N-ACYLAMINO ACIDS AND PEPTIDES. VII. SYNTHESIS OF OXYGEN-SENSITIVE N-ACYLGLYCINES (N-CAFFEOYLGLYCINE, N-PROTOCATECHUOYLGLYCINE AND N-GALLOYGLYCINE) AND A N-ACYLDIPEPTIDE (N-CAFFEOYLGLYCYL-L-PHENYLALANINE)

Hanselaer, R.,D'Haenens, L.,Martens, M.,Nieuwenhuyse, H. van,Sumere, C. F. van

, p. 1029 - 1038 (2007/10/02)

The synthesis of N-caffeoylglycine (6), N-protocatechuoylglycine (16), N-galloylglycine (17) and N-caffeoylglycyl-L-phenylalanine (7) by means of the active ester method is described.

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