134038-72-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134038-72-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,0,3 and 8 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 134038-72:
(8*1)+(7*3)+(6*4)+(5*0)+(4*3)+(3*8)+(2*7)+(1*2)=105
105 % 10 = 5
So 134038-72-5 is a valid CAS Registry Number.
134038-72-5Relevant articles and documents
The Synthesis of Biphenomycin B
Schmidt, Ulrich,Meyer, Regina,Leitenberger, Volker,Lieberknecht, Albrecht,Griesser, Helmut
, p. 275 - 277 (2007/10/02)
Biphenomycin B, a highly potent antibiotic against Gram-negative, β-lactam-resistant bacteria, which was previously isolated from culture filtrates of Streptomyces griseorubiginosus No. 43708, has now been synthesized.