CAS No. 63782-90-1 (D Isomer)
CAS No. 57973-67-8 (L-isomer)

ACTIVITY: Herbicide (arylalanine)

CAS Name for Flamprop-M: N-benzoyl-N-(3-chloro-4-fluorophenyl)-D-alanine

NOTES: Flamprop-M is normally used as a salt or an ester, the identity of which should be stated, for example flamprop-M-ethyl [63729-98-6], flamprop-M-isopropyl [63782-90-1]. The unresolved isomeric mixture of this substance has the ISO common name flamprop.


Regulatory Information
(only comprehensive for the US)
US EPA Registered: No 
US EPA PC Code: 510201 
US Tolerances: A32 
Registered use in
(includes only a limited list of countries)

Australia, Portugal, UK 
Other Information
Entry Year: 1975 
Inventing Company: Shell 
Manufacturers: BASF (American Cyanamid, Shell) 
Other Names:

D-Alanine, N-benzoyl-N-(3-chloro-
4-fluorophenyl)-, isopropyl ester

Barnon plus

Isopropyl N-benzoyl-N-(3-chloro-

Super suffix
WL 43 425

Of special interest:
PAN Data 
April 2002 - Beer in the UK: 23 organofluorine pesticides approved for use on malting barley.
Published by the British Beer and Pubs Association and Brewing Research International.
October 2001 - Glossary of Pesticide Chemicals. A listing of pesticides subject to analysis of residues in foods and feeds by the US Food and Drug Administration. -- NOTE: The Glossary lists CAS No. 63782-90-1 for Flamprop-M-isopropyl
April 2000 - Food and Drug Administration Pesticide Residue Monitoring. - Table 3. Pesticides detectable by methods used in 1999 regulatory monitoring.

Adverse Effects:

As of February 2005 - no toxicological studies available.

Fluoride Action Network | Pesticide Project | 315-379-9200 | pesticides@fluoridealert.org