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19620-35-0

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19620-35-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19620-35-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,6,2 and 0 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 19620-35:
(7*1)+(6*9)+(5*6)+(4*2)+(3*0)+(2*3)+(1*5)=110
110 % 10 = 0
So 19620-35-0 is a valid CAS Registry Number.

19620-35-0Relevant articles and documents

Domino Aryne Annulation via a Nucleophilic-Ene Process

Xu, Hai,He, Jia,Shi, Jiarong,Tan, Liang,Qiu, Dachuan,Luo, Xiaohua,Li, Yang

supporting information, p. 3555 - 3559 (2018/03/21)

1,2-Benzdiyne equivalents possess the unique property that they can react with two arynophiles through iteratively generated 1,2- and 2,3-aryne intermediates. Upon rational modification on the second leaving group of these aryne precursors, a domino aryne annulation approach was developed through a nucleophilic-ene reaction sequence. Various benzo-fused N-heterocyclic frameworks were achievable under transition metal-free conditions with a broad substrate scope.

A Versatile Route to Unstable Diazo Compounds via Oxadiazolines and their Use in Aryl–Alkyl Cross-Coupling Reactions

Greb, Andreas,Poh, Jian-Siang,Greed, Stephanie,Battilocchio, Claudio,Pasau, Patrick,Blakemore, David C.,Ley, Steven V.

supporting information, p. 16602 - 16605 (2017/12/13)

Coupling of readily available boronic acids and diazo compounds has emerged recently as a powerful metal-free carbon–carbon bond forming method. However, the difficulty in forming the unstable diazo compound partner in a mild fashion has hitherto limited their general use and the scope of the transformation. Here, we report the application of oxadiazolines as precursors for the generation of an unstable family of diazo compounds using flow UV photolysis and their first use in divergent protodeboronative and oxidative C(sp2)?C(sp3) cross-coupling processes, with excellent functional-group tolerance.

N-SUBSTITUTED PHENYLACETAMIDE DERIVATIVE AND PHARMACEUTICAL COMPOSITION COMPRISING THE SAME

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Page/Page column 101-102, (2008/06/13)

A compound represented by the formula: (I) wherein R1 represents a methoxy group, a hydroxyl group or a hydrogen atom; R2 represents a hydrogen atom, a C1-4 alkyl group, a C1-4 alkylcarbonyl group or an arylcarbonyl group; and D represents a group represented by the formula (A), (B) or (C) below. (A) (B) (C) This compound is useful as a therapeutic agent for a pain or inflammation induced by any one of various morbid conditions such as neuropathic pain, rheumatoid arthritis and osteoarthritis.

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