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131519-43-2

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131519-43-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 131519-43-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,5,1 and 9 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 131519-43:
(8*1)+(7*3)+(6*1)+(5*5)+(4*1)+(3*9)+(2*4)+(1*3)=102
102 % 10 = 2
So 131519-43-2 is a valid CAS Registry Number.

131519-43-2Downstream Products

131519-43-2Relevant articles and documents

Isolation, Structure Elucidation, and Synthesis of Novel Penicillin Degradation Products: Thietan-2-ones

Ashline, Kirk A.,Attrill, Robin P.,Chess, Edward K.,Clayton, J. Peter,Cutmore, Ernest A.,et al.

, p. 1559 - 1566 (2007/10/02)

High-field nuclear magnetic resonance spectroscopy, mass spectrometry, infrared spectroscopy, and ultraviolet spectroscopy were used to determine the structures of two novel degradation productions of the penicillins sodium nafcillin (1) and sodium oxacil

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