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154027-21-1

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154027-21-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 154027-21-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,4,0,2 and 7 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 154027-21:
(8*1)+(7*5)+(6*4)+(5*0)+(4*2)+(3*7)+(2*2)+(1*1)=101
101 % 10 = 1
So 154027-21-1 is a valid CAS Registry Number.

154027-21-1Downstream Products

154027-21-1Relevant articles and documents

O-Heterocycles from Unsaturated Carbonyls and Dimethoxycarbene

Croisetière, Jean-Philippe,Spino, Claude

, p. 5609 - 5618 (2018/05/08)

The (4+1)-annulation of dimethoxycarbene with readily accessible α,β-unsaturated carbonyls gives cyclic orthoesters, which can then be converted in just a few steps to other O-heterocycles, including methoxyfurans, furanones, and furans.

New Convenient Source of Precursors of Dioxycarbenes

Kassam, Karim,Pole, David L.,El-Saidi, Manal,Warkentin, John

, p. 1161 - 1162 (2007/10/02)

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