31816-72-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 31816-72-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,8,1 and 6 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 31816-72:
(7*3)+(6*1)+(5*8)+(4*1)+(3*6)+(2*7)+(1*2)=105
105 % 10 = 5
So 31816-72-5 is a valid CAS Registry Number.
31816-72-5Relevant articles and documents
1-PHENYL-2-PYRIDINYL ALKYL ALCOHOL DERIVATIVES AS PHOSPHODIESTERASE INHIBITORS
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Paragraph 0495; 0496, (2014/06/23)
Compounds of formula (I) described herein are inhibitors of the phosphodiesterase 4 (PDE4) enzyme and are useful for the prevention and/or treatment of an allergic disease state or a disease of the respiratory tract characterized by airway obstruction.
