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n-heptyl diphenylmethyl ether is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

16519-21-4

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16519-21-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 16519-21-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,5,1 and 9 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 16519-21:
(7*1)+(6*6)+(5*5)+(4*1)+(3*9)+(2*2)+(1*1)=104
104 % 10 = 4
So 16519-21-4 is a valid CAS Registry Number.

16519-21-4Downstream Products

16519-21-4Relevant articles and documents

Practical preparation of diphenylmethyl ethers from 2-diphenylmethoxypyridine using catalytic iron(III) chloride

Tran, Van Hieu,La, Minh Thanh,Kim, Hee-Kwon

, p. 6221 - 6228 (2019)

A novel facile synthetic method for producing diphenylmethyl (DPM) ethers from 2-diphenylmethoxypyridine was developed. A variety of DPM ethers was successfully achieved with high yield via treatment of alcohols with 2-diphenylmethoxypyridine in the presence of catalytic FeCl3. The procedure is a practical and efficient synthetic procedure to protect various alcohols, and it can be applied to prepare bioactive compounds.

Organohalide-catalyzed dehydrative O-alkylation between alcohols: A facile etherification method for aliphatic ether synthesis

Xu, Qing,Xie, Huamei,Chen, Pingliang,Yu, Lei,Chen, Jianhui,Hu, Xingen

supporting information, p. 2774 - 2779 (2015/05/27)

Organohalides are found to be effective catalysts for dehydrative O-alkylation reactions between alcohols, providing selective, practical, green, and easily scalable homo- and cross-etherification methods for the preparation of useful symmetrical and unsymmetrical aliphatic ethers from the readily available alcohols. Mechanistic studies revealed that organohalides are regenerated as reactive intermediates and recycled to catalyze the reactions.

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