Weinreb amides (N-methyl-N-methoxyamides) can be combined with carbanions (alkyllthiums, aryllthiums, and Grignard reagents) to form ketones without any further reaction. The reaction is compatible with Boc-amine and Cbz-amine groups, allowing synthesis of protected amino ketones. See the following URL for more details: http://www.organic-chemistry.org/namedreactions/weinreb-ketone-synthesis.shtm

Catalog Number	Structure	FW	Chemical Name and % Purity	Please scroll down for more structures
Catalog #:   FS010149 CASRN:    MFCD #:		276	2-(2-Bromo-3-fluoro-phenyl)-N-methoxy-N-methyl-acetamide (Purity >95%)	Special Order*: Price in US$ 10 mg 100 mg 250 mg 1g 5g 20g 50g       895
Catalog #:   FS010146 CASRN:   1240725-56-7 MFCD #:   MFCD17012915		155	3-Methylene-cyclobutanecarboxylic a cid methoxy-methyl-amide (Purity >95%) At least 1 grams in stock	In Stock: Price in US$ 10 mg 100 mg 250 mg 1g 5g 20g 50g       995
Catalog #:   FS010077 CASRN:    MFCD #:   MFCD10698129		232	D-Alanine-N'-methoxy-N'-methylamide (Purity >95%)	Special Order*: Price in US$ 10 mg 100 mg 250 mg 1g 5g 20g 50g       495 1995 4995
Catalog #:   FS010147 CASRN:    MFCD #:   MFCD11975634		274	4-Bromo-2,N-dimethoxy-N-methyl-benzamide (Purity >95%)	Special Order*: Price in US$ 10 mg 100 mg 250 mg 1g 5g 20g 50g       895
Catalog #:   FS009395 CASRN:   1240725-51-2 MFCD #:   MFCD17012917		276	2-(2-Bromo-3-fluoro-phenyl)-N-metho xy-N-methyl-acetamide (Purity >95%) At least 5 grams in stock	In Stock: Price in US$ 10 mg 100 mg 250 mg 1g 5g 20g 50g       895 2995 4995
Catalog #:   FS009737 CASRN:   134833-83-3 MFCD #:   MFCD11044961		182	2-Bromo-N-methoxy-N-methylacetamide (Purity >95%)	Special Order*: Price in US$ 10 mg 100 mg 250 mg 1g 5g 20g 50g         1495 2995
Catalog Number	Structure	FW	Chemical Name and % Purity	Please scroll down for more structures
Catalog #:   FS010044 CASRN:    MFCD #:   MFCD12798299		244	2-Bromo-N-methoxy-N-methylbenzamide (Purity >95%)	Special Order*: Price in US$ 10 mg 100 mg 250 mg 1g 5g 20g 50g       895 1995 3995
Catalog #:   FS010143 CASRN:    MFCD #:   MFCD17012913		264	2-(4-Bromo-thiophen-2-yl)-N-methoxy-N-methyl-acetamide (Purity >95%)	Special Order*: Price in US$ 10 mg 100 mg 250 mg 1g 5g 20g 50g       995
Catalog #:   FS010145 CASRN:    MFCD #:   MFCD17012914		234	N-Methoxy-N-methyl-6-trifluoromethyl-nicotinamide (Purity >95%)	Special Order*: Price in US$ 10 mg 100 mg 250 mg 1g 5g 20g 50g       895

*Note concerning Special Order chemicals: these are made to order with a typical lead time of 6 weeks. Minimum order sizes apply (usually 1 gram). Prices are listed in the catalog for available quantities only.