CAS 20445-33-4 (S)-(+)-α-Methoxy-α-(trifluoromethyl)phenylacetyl chloride

CAT	AP20445334
CAS	20445-33-4
Structure
MDL Number	MFCD00067105
Molecular Weight	252.62
InChI Key	PAORVUMOXXAMPL-SECBINFHSA-N
REAXYS Number	3591562

Description	for chiral derivatization, ≥99.0%
Density	1.35 g/mL at 25 °C (lit.)
Assay	≥99.0% (AT); ≥99.0%
BP	213-214 °C (lit.)
Grade	for chiral derivatization
Linear Formula	C6H5C(OCH3)(CF3)COCl
Refractive Index	n20/D 1.469 (lit.); n20/D 1.469
Size	100MG, 500MG
Storage Conditions	−20°C

1

Chiral Separation of Beta-Blockers After Derivatization With (-)-Alphamethoxy-Alpha-(Trifluoromethyl)phenylacetyl Chloride by Gas Chromatography

K H Kim, J H Lee, M Y Ko, S P Hong, J R Youm

Arch Pharm Res. 2001 Oct;24(5):402-6.

PMID: 11693539

1

Enantiomeric Separation and Quantitation of (+/-)-amphetamine, (+/-)-methamphetamine, (+/-)-MDA, (+/-)-MDMA, and (+/-)-MDEA in Urine Specimens by GC-EI-MS After Derivatization With (R)-(-)- Or (S)-(+)-alpha-methoxy-alpha-(trifluoromethy)phenylacetyl Chloride (MTPA)

Buddha D Paul, John Jemionek, David Lesser, Aaron Jacobs, Douglas A Searles

J Anal Toxicol. 2004 Sep;28(6):449-55.

PMID: 15516295

1

Monitoring Precursor Chemicals of Methamphetamine Through Enantiomer Profiling

Jae Sin Lee, Wun Kyung Yang, Eun Young Han, Soo Yeun Lee, Yong Hoon Park, Mi Ae Lim, Hee Sun Chung, Jeong Hill Park

Forensic Sci Int. 2007 Nov 15;173(1):68-72.

PMID: 17188827

1

Multi-residue Method for Enantioseparation of Psychoactive Substances and Beta Blockers by Gas Chromatography-Mass Spectrometry

Ricardo Gonçalves, Cláudia Ribeiro, Sara Cravo, Sara C Cunha, José Augusto Pereira, J O Fernandes, Carlos Afonso, Maria Elizabeth Tiritan

J Chromatogr B Analyt Technol Biomed Life Sci. 2019 Sep 1;1125:121731.

PMID: 31374422

1

Phentermine Interference and High L-methamphetamine Concentration Problems in GC-EI-MS SIM Analyses of R-(-)-α-methoxy-α-(trifluoromethyl)phenylacetyl Chloride-Derivatized Amphetamines and methamphetamines†

Theron J Hamilton, Harry Z Qui, Katherine V R Dozier, Zachary J Fuller

J Anal Toxicol. 2014 Sep;38(7):456-61.

PMID: 24951536

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