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180639-98-9

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180639-98-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 180639-98-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,0,6,3 and 9 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 180639-98:
(8*1)+(7*8)+(6*0)+(5*6)+(4*3)+(3*9)+(2*9)+(1*8)=159
159 % 10 = 9
So 180639-98-9 is a valid CAS Registry Number.

180639-98-9Downstream Products

180639-98-9Relevant articles and documents

Boron chelate complexes with some enaminones and diketones containing the pyridine fragment and their mutual transformations in solutions

Dorokhov,Bogdanov,Vasil'ev,Khoa, Nguen Cuu

, p. 671 - 675 (1996)

The interaction of Ph2BOBu with 4-amino-4-(2-pyridyl)-3-buten-2-one, 3-amino-1-(2-pyridyl)-2-buten-1-one, and 1-(2-pyridyl)butan-1,3-dione was investigated. The 5- or 6-membered chelates with N, O- or N, N-coordination of boron are formed depen

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