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91766-77-7

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91766-77-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91766-77-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,7,6 and 6 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 91766-77:
(7*9)+(6*1)+(5*7)+(4*6)+(3*6)+(2*7)+(1*7)=167
167 % 10 = 7
So 91766-77-7 is a valid CAS Registry Number.

91766-77-7Downstream Products

91766-77-7Relevant articles and documents

Visible-Light-Mediated Alkylation of Thiophenols via Electron Donor-Acceptor Complexes Formed between Two Reactants

Cai, Yi-Ping,Nie, Fang-Yuan,Song, Qin-Hua

, p. 12419 - 12426 (2021/09/02)

A metal-free, photocatalyst-free, photochemical system was developed for the direct alkylation of thiophenols via electron donor-acceptor (EDA) complexes (KEDA = 145 M-1) between two reactants, N-hydroxyphthalimide esters as acceptors and thiophenol anions as donors, in the presence of a tertiary amine. The EDA complexes in the reaction system have a broad range of visible-light absorption (400-650 nm) and can trigger the reaction effectively under sunlight.

Palladium-catalyzed thiolation of alkanes and ethers with arylsulfonyl hydrazides

Guo, Sheng-Rong,He, Wei-Ming,Xiang, Jian-Nan,Yuan, Yan-Qin

, p. 8578 - 8581 (2014/07/22)

A new method for the preparation of alkyl aryl sulfides through direct oxidative thiolation of alkanes or ethers with arylsulfonyl hydrazides using di-tert-butyl peroxide (DTBP) as an oxidant catalyzed by Pd(OAc)2 has been reported. The C-H bonds in various alkanes or ethers were successfully converted into C-S bonds to yield the corresponding sulfides in moderate to good yields. the Partner Organisations 2014.

NONCONVENTIONAL FRIEDEL-CRAFTS CHEMISTRY III. ON THE REGIOSPECIFIC SYNTHESIS OF SPIRO-4'-ONE DERIVATIVES

El-Zohry, Maher F.

, p. 311 - 320 (2007/10/02)

The rection of 1-oxa-4-thiaspirononan-2-one (4) and/or 1-oxa-4-thiaspirodecan-2-one (5) with arenes (6) under the catalytic action of aluminum chloride afforded in all cases spiro-4'-ones (7a - g and 8a - g), -acetic acid, (9a - g and 10a - g), cycloalkylthioacetic acids, (11 and 20) aryl cycloalkyl sulfides, (14 and 23) diarylsulfides (15), diaryl disulfides and dicycloalkyl disulfides (13 and 22).The mechanisms of these reactions are discussed.Key words: Spiroisothiochroman-4-ones; Friedel-Crafts reactions.

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