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80253-84-5

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80253-84-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 80253-84-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,2,5 and 3 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 80253-84:
(7*8)+(6*0)+(5*2)+(4*5)+(3*3)+(2*8)+(1*4)=115
115 % 10 = 5
So 80253-84-5 is a valid CAS Registry Number.

80253-84-5Downstream Products

80253-84-5Relevant articles and documents

TRANSFORMATIONS OF PYRIDINIUMS DERIVED FROM AMINO-ALCOHOLS AND FROM DIAMINES

Katritzky, Alan R.,Langthorne, Roland T.,Patel, Ranjan C.,Lhommet, Gerard

, p. 2383 - 2390 (2007/10/02)

Pyridiniums derived from amino alcohols cyclise to ethers or rearrange to aldehydes on heating.Monopyridiniums from diamines can be acylated or converted into ureas or thioureas: these products cyclise on heating in solution to give dihydro-thiazoles, -4H-thiazines, -oxazoles, -4H-oxazines, or tetrahydro-3H-thiazepines.

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