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(S)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetyl chloride, 98+% - CAS 20445-33-4 - Formula C10H8ClF3O2

L14332 20445-33-4 (S)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetyl chloride, 98+% (S)-(+)-Mosher's acid chloride (S)-(+)-MTPA-Cl Alfa Aesar


Certificate of Analysis

(S)-(+)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetyl chloride, 98+%

CAS: 20445-33-4 MDL: MFCD00067105  
UN#:UN3265Hazard Class:8Packing Group:II
Alternate Name: (S)-(+)-Mosher's acid chloride


Pricing and Availability

Size ($) Price Your Price Quantity Options Availability
50mg 37.90 Check Availability Add to Favorites Enter qty and click checkbox
250mg 128.00 Check Availability Add to Favorites Enter qty and click checkbox
1g 353.00 Check Availability Add to Favorites Enter qty and click checkbox

Chemical Properties

Formula: C10H8ClF3O2  Density: 1.353
Formula weight: 252.62  Refractive Index: 1.4690
Boiling point: 213-214° Optical Rotation: +137° (c=6.4 in carbon tetrachloride)
Flash point: 89°(192°F) Sensitivity: Moisture Sensitive

Other References

Merck: 14,6280
Beilstein: 3591564
UN#: UN3265
Harmonized Tariff Code: 2918.99

GHS Hazard and Precautionary Statements

Hazard Statements : H314-H318-H227

Causes severe skin burns and eye damage. Causes serious eye damage. Combustible liquid.

Precautionary Statements : P210-P260-P303+P361+P353-P305+P351+P338-P405-P501A

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Do not breathe dust/fume/gas/mist/vapours/spray. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.


Risk & Safety

Risk Phrases: 34
Causes burns.
Safety Phrases: 20-23-26-36/37/39-45-60
When using do not eat or drink. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). This material and/or its container must be disposed of as hazardous waste.