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189007-34-9

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189007-34-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189007-34-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,0,0 and 7 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 189007-34:
(8*1)+(7*8)+(6*9)+(5*0)+(4*0)+(3*7)+(2*3)+(1*4)=149
149 % 10 = 9
So 189007-34-9 is a valid CAS Registry Number.

189007-34-9Downstream Products

189007-34-9Relevant articles and documents

Studies on β-lactam antibiotics. Synthesis and antibacterial activity of novel C-3 alkyne-substituted cephalosporins

Barrett, David,Terasawa, Takeshi,Okuda, Shinya,Kawabata, Kohji,Yasuda, Nobuyoshi,Kamimura, Toshiaki,Sakane, Kazuo,Takaya, Takao

, p. 100 - 102 (2007/10/03)

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