104987-37-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104987-37-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,9,8 and 7 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 104987-37:
(8*1)+(7*0)+(6*4)+(5*9)+(4*8)+(3*7)+(2*3)+(1*7)=143
143 % 10 = 3
So 104987-37-3 is a valid CAS Registry Number.
104987-37-3Relevant articles and documents
Direct photochemical trifluoromethylation of histidine-containing peptides
Labroo,Labroo,Cohen
, p. 5705 - 5708 (2007/10/02)
Photochemical trifluoromethylation of the imidazole ring of histidine in the tripeptide Glp-His-Pro-NH2 (TRH) has been achieved to furnish a mixture of the isomers, 2- and 4(5)-CF3-Im-TRH, which have been separated by reverse-phase HPLC and characterized.