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1421925-56-5

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1421925-56-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1421925-56-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,9,2 and 5 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1421925-56:
(9*1)+(8*4)+(7*2)+(6*1)+(5*9)+(4*2)+(3*5)+(2*5)+(1*6)=145
145 % 10 = 5
So 1421925-56-5 is a valid CAS Registry Number.

1421925-56-5Downstream Products

1421925-56-5Relevant articles and documents

TBHP-promoted oxidative cyclization of o-alkynylquinoline aldehydes: Metal/additive-free domino synthesis of pyrano[4,3-b]quinolin-1-ones

Singh, Jay Bahadur,Mishra, Kalpana,Gupta, Tanu,Singh, Radhey M.

supporting information, p. 1019 - 1022 (2018/02/23)

TBHP-promoted domino synthesis of pyrano[4,3-b]quinolin-1-ones is described from o-alkynylquinoline aldehydes. The radical reaction proceeded without metal and additive via oxidation of aldehydic C-H bond into C-OH bond followed by intramolecular 6-endo-d

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