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4,4′-Dimethoxytriphenylmethyl chloride

ALDRICH/38827 - ≥97.0% (HPLC)

Synonym: 4,4′-Dimethoxytrityl chloride; Chloro-4,4′-dimethoxytriphenylmethane; DMT; DMT-Cl

CAS Number: 40615-36-9
Empirical Formula (Hill Notation): C21H19ClO2
Molecular Weight: 338.83
EC Number: 255-002-6
MDL Number: MFCD00008409
Linear Formula: C21H19ClO2
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-38827-10G 10 g
 $126.00
1/EA		 Add To Favorites
45-38827-50G 50 g
 $539.00
1/EA		 Add To Favorites

 

assay ≥97.0% (HPLC)
functional group chloro
  phenyl
InChI 1S/C21H19ClO2/c1-23-19-12-8-17(9-13-19)21(22,16-6-4-3-5-7-16)18-10-14-20(24-2)15-11-18/h3-15H,1-2H3
InChI key JBWYRBLDOOOJEU-UHFFFAOYSA-N
mp 123-125 °C
Quality Level 200 
SMILES string COc1ccc(cc1)C(Cl)(c2ccccc2)c3ccc(OC)cc3
Application: 4,4′-Dimethoxytriphenylmethyl chloride (DMTrCl) can be used as a protecting agent:
• For hydroxyl group of nucleosides/nucleotides as its O-(4,4′-dimethoxytrityl)derivative.
• For 10 sulfhydryl group of oligonucleotide analogs as its DMTr thioether.
Other Notes: Useful protecting-group reagent; Removal
Packaging: 10, 50 g in glass bottle
Purity ≥97.0% (HPLC)
mp 123-125 °C
UNSPSC 12352101

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