4,4′-Dimethoxytrityl Chloride [CAS No. 40615-36-9]
Chemical name: 4,4′-Dimethoxytrityl Chloride
CAS Number: 40615-36-9
Molecular form: C21H19ClO2
Appearance: Light Pink to Red Solid
Mol. Weight: 338.83
Storage: 2-8°C Hygroscopic, Refrigerator, Under Inert Atmosphere
Shipping Conditions: Ambient
Description
Synonyms: DMTrCl; 4,4′-Dimethoxytriphenylmethyl chloride; 1,1′-(Chlorophenylmethylene)bis[4-methoxybenzene]; 1-[(Chloro)(4-methoxyphenyl)(phenyl)methyl]-4-methoxybenzene; 4,4′-(chloro(phenyl)methylene)bis(methoxybenzene);
Applications: 4,4′-Dimethoxytrityl Chloride is a compound useful in organic synthesis as a protective reagent in oligonucleotide synthesis and targeted delivery of antisense oligonucleotides.


![4,4′-Dimethoxytrityl Chloride [CAS No. 40615-36-9]](https://heallifesciences.com/wp-content/uploads/2025/11/44′-Dimethoxytrityl-chloride-e1762785120454.jpg)
![3-(1-Piperazinyl)-1,2-Benzisothiazole hydrochloride [CAS No.: 87691-87-1]](https://cdn.statically.io/img/heallifesciences.com/wp-content/uploads/2023/08/3-1-Piperazinyl-12-Benzisothiazole-hydrochloride-300x300.jpg?quality=100&f=auto)
![3,5-Benzyloxy Acetophenone [CAS No. : 28924-21-2]](https://cdn.statically.io/img/heallifesciences.com/wp-content/uploads/2023/09/35-Dibenzyloxyacetophenone-1-300x300.png?quality=100&f=auto)
![2-Amino Acetophenone [CAS No. 551-93-9]](https://cdn.statically.io/img/heallifesciences.com/wp-content/uploads/2023/05/2′-Aminoacetophenone-300x300.png?quality=100&f=auto)