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
assay | ≥97.0% (HPLC) |
InChI | 1S/C21H19ClO2/c1-23-19-12 |
InChI key | JBWYRBLDOOOJEU-UHFFFAOYSA |
mp | 123-125 °C |
SMILES string | COc1ccc(cc1)C(Cl)(c2ccccc |
Application: | 4,4′-Dimethoxytriphenylme • For hydroxyl group of nucleosides/nucleotides as its O-(4,4′-dimethoxytrityl)d • 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 |
Symbol | GHS05,GHS07,GHS09 |
Signal word | Danger |
Hazard statements | H314 - H317 - H335 - H411 |
Precautionary statements | P260 - P271 - P273 - P280 - P303 + P361 + P353 - P305 + P351 + P338 |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 3 |
Purity | ≥97.0% (HPLC) |
mp | 123-125 °C |
UNSPSC | 12352101 |