698 Results for: "Chiral"

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(S)-Trolox methyl ether ≥98.0%, LiChropur™ for chiral derivatisation, Supelco®

Supplier: Merck

Chiral derivatizing agent for alcohols; some methyl substituted primary alcohols which are difficult to separate otherwise, can also be separated.

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(+)-1-(9-Fluorenyl)ethyl chloroformate solution ≥18 mM in acetone, LiChropur™ for chiral derivatisation, Supelco®

Supplier: Merck

(+)-1-(9-Fluorenyl)ethyl chloroformate [(+)-FLEC] is a chiral derivatizing reagent. It helps in separating enantiomers of α-amino acids, as well as helps in determining its optical purity using HPLC method.

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(+)-ɑ-Methoxy-ɑ-(trifluoromethyl)phenylacetyl chloride ≥99.0%, LiChropur™ for chiral derivatisation, Supelco®

Supplier: Merck

(R)-(-)-a-Methoxy-a-(trifluoromethyl)phenylacetyl chloride (Mosher’s acid chloride) is generally used as a chiral derivatizing agent.

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2,3,4,6-Tetra-O-acetyl-β-D-glucopyranosyl isothiocyanate ≥98.0% (by HPLC), LiChropur™ for chiral derivatisation, Supelco®

Supplier: Merck

2,3,4,6-Tetra-O-acetyl-β-D-glucopyranosyl isothiocyanate is a chiral derivatization reagent which reacts mainly with enantiomeric amino acids.

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N_α-(2,4-Dinitro-5-fluorophenyl)-L-valinamide ≥98.0%, LiChropur™ for chiral derivatisation, Supelco®

Supplier: Merck

Nα-(2,4-Dinitro-5-fluorophenyl)-L-valinamide [L-FDVA] is a derivatizing chiral agent.

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Organic reference standard, (-)-Myrtenol, analytical standard, Supelco®

Supplier: Merck

Use as chiral building block.

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(S)-2-((5-Fluoro-2,4-dinitrophenyl)amino)propanamide ≥99.0%, LiChropur™ for chiral derivatisation, Supelco®

Supplier: Merck

Nα-(2,4-Dinitro-5-fluorophenyl)-L-alaninamide (FDAA) is a chiral derivatizing agent (CDA), has high enantioselectivity but low sensitivity as compared to other CDAs. It is generally used to assign the stereochemistry of amino acids in trace amounts.

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Organic reference standard, 2,3-Butanediol, analytical standard, Supelco®

Supplier: Merck

2,3-Butanediol is a chiral compound which is extensively utilised in chemical feedstocks and liquid fuels.

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N_α-(2,4-Dinitro-5-fluorophenyl)-D-valinamide ≥98.0%, LiChropur™ for chiral derivatisation, Supelco®

Supplier: Merck

D-FDVA may be used as derivatizing agent for nullifying the possibility of minor compounds to be diastereomer of xenortide A, during HPLC-MS screening.

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Avantor® Hichrom HI-DEX DMT Beta, GC Columns

Supplier: Avantor

Useful for the analysis of chiral compounds in fragrances, pesticides and pharmaceuticals in which the determination of the ratio of enantiomers in a sample is necessary.

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Avantor® Hichrom HI-DEX G-01, GC Columns

Supplier: Avantor

Unique selectivity for the separation of enantiomers. Useful for the analysis of chiral compounds in fragrances, pesticides and pharmaceuticals in which the determination of the ratio of enantiomers in a sample is necessary.

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Avantor® Hichrom HI-DEX DET Gamma, GC Columns

Supplier: Avantor

Useful for the analysis of chiral compounds in fragrances, pesticides and pharmaceuticals in which the determination of the ratio of enantiomers in a sample is necessary.

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Avantor® Hichrom HI-DEX DMP Beta, GC Columns

Supplier: Avantor

Useful for the analysis of chiral compounds in fragrances, pesticides and pharmaceuticals in which the determination of the ratio of enantiomers in a sample is necessary.

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Avantor® Hichrom HI-DEX DET Beta, GC Columns

Supplier: Avantor

Useful for the analysis of chiral compounds in fragrances, pesticides and pharmaceuticals in which the determination of the ratio of enantiomers in a sample is necessary.

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Avantor® Hichrom HI-DEX B-03, GC Columns

Supplier: Avantor

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Avantor® Hichrom HI-DEX B-SE, GC Columns

Supplier: Avantor

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N-Isobutyryl-L-cysteine ≥97.0%, LiChropur™ for chiral derivatisation, Supelco®

Supplier: Merck

Chiral derivatizing agent employed in the assay of the enantiomeric purity of amino acids with OPA

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(R)-2-Acetoxy-2-phenylacetic acid 98% (by HPLC)

Supplier: Thermo Fisher Scientific

The (R)- and (S)-isomers are chiral derivatising agents for NMR determination of enantiomeric purity of α-deuterated carboxylic acids, alcohols, and amines.