Reagents, L, AFG Bioscience, Reagents
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L-Norvaline methyl ester hydrochloride ; >/= 99.9% (HPLC)
AFG BioscienceSynonyms: L-Nva-OMe·HCl Purity Limit: ≥ 99.9% (HPLC) CAS No.: 56558-30-6 Molecular Formula: C6H13NO2·HCl Molecular Weight: 167.6 MDL No.: MFCD00190974 Appearance: White to off-white powder Melting Point: 98-106 ºC Optical Rotation: [a]D20 = + 21 ± 2 º (C=1 in EtOH) …
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L-Tryptophan ß-naphthylamide ; >/= 99% (TLC)
AFG BioscienceSynonyms: L-Trp-ßNA Purity Limit: ≥ 99% (TLC) CAS No.: 3326-63-4 Molecular Formula: C21H19N3O Molecular Weight: 329.38 MDL No.: MFCD00051194 Appearance: White powder Optical Rotation: [a]D20 = +85 ± 2º (C=1 in MeOH) Storage Temperature: Store at 0-8°C
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L-Tert-Leucinol ; >/= 98% (GC)
AFG BioscienceSynonyms: (S)-2-Amino-3,3-dimethyl-1-butanolS-Tert-Leucinol Purity Limit: ≥ 98% (GC) CAS No.: 112245-13-3 Molecular Formula: C6H15NO Molecular Weight: 117.19 MDL No.: MFCD00192250 Appearance: White crystalline powder Density: 0.9 Optical Rotation: [a]D20 = +37.2º (C=1.5…
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Lithium acetate ; >/= 98%
AFG BioscienceSynonyms: Acetic acid lithium salt Purity Limit: ≥98% CAS No.: 546-89-4 Molecular Formula: C2H3LiO2 Molecular Weight: 65.98 MDL No.: MFCD00013057 Storage Temperature: Store at RT
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Leishman Stain ; = 8%
AFG BioscienceSynonyms: Eosin Methylene blue according to Leishman Methylene blue-eosin Leishman Purity Limit: ≤ 8% CAS No.: 12627-53-1 Molecular Weight: 0 MDL No.: MFCD00131498 Appearance: Dark green powder Storage Temperature: Store at RT
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L-ß-Homolysine dihydrochloride ; >/= 98% (HPLC)
AFG BioscienceSynonyms: L-ß-HomoLys-OH·2HClL-ß-Homolysine dihydrochloride Purity Limit: ≥ 98% (HPLC) CAS No.: 192003-02-4 Molecular Formula: C7H16N2O2·2HCl Molecular Weight: 233.14 MDL No.: MFCD03427582 Appearance: White to off-white powder Optical Rotation: [a]D25 = +15 ± 2º (C=1 in…
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Lithium metaborate, 98.0-102.0% (Titration)
AFG BioscienceCAS # 13453-69-5 Synonyms: Boric acid lithium salt Comments: It is used for flux. Grade: ACS reagent MDL No.: MFCD00011089 Melting Point: 845 ºC (Approx.) Molecular Formula: LiBO2 Molecular Weight: 49.75 Purity Limit: 98.0-102.0% (Titration) Storage Temp: Store at RT …
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L-Asparagine methyl ester hydrochloride ; >/= 95% (HPLC)
AFG BioscienceSynonyms: L-Asn-OMe·HCl Purity Limit: ≥ 95% (HPLC) CAS No.: 57461-34-4 Molecular Formula: C5H10N2O3·HCl Molecular Weight: 182.61 MDL No.: MFCD01317794 Appearance: White solid Storage Temperature: Store at 0-8°C
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L-Leucine 4-nitroanilide, 99% (HPLC)
AFG BioscienceCAS # 4178-93-2 Synonyms: L-Leu-pNA Comments: Substrate for the colorimetric determination of leucine aminopeptidase. MDL No.: MFCD00063681 Melting Point: 86-92 °C Molecular Formula: C12H17N3O3 Molecular Weight: 251.3 Optical Rotation: [a]D20 = +102 ± 2º (C=1 in 1N HCl) Purity…
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L-ß-indanylglycine
AFG BioscienceSynonyms: L-2-Indanylgly-OH Molecular Formula: C11H13NO2 Molecular Weight: 191.3 MDL No.: MFCD08275743 Storage Temperature: Store at 0-8°C
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L-ß-Homoglutamine hydrochloride ; >/= 98% (NMR)
AFG BioscienceSynonyms: L-ß-HomoGln-OH·HCl(S)-3-Aminoadipic acid 6-amide hydrochloride Purity Limit: ≥ 98% (NMR) CAS No.: 336182-05-9 Molecular Formula: C6H12N2O3·HCl Molecular Weight: 196.63 MDL No.: MFCD01862846 Appearance: White powder Optical Rotation: [a]D25 = +22.0 ± 2º (C=1 in…
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L-Histidine amide dihydrochloride ; >/= 99% (TLC)
AFG BiosciencePurity Limit: ≥ 99% (TLC) CAS No.: 71666-95-0 Molecular Formula: C6H10N4O·2HCl Molecular Weight: 227.2 MDL No.: MFCD00058559 Appearance: White powder Optical Rotation: [a]D24 = +23 ± 2º (C=1 in H2O) Storage Temperature: Store at 0-8 °C
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L-Histidine ß-naphthylamide
AFG BioscienceSynonyms: L-His-ßNA CAS No.: 7424-15-9 Molecular Formula: C16H16N4O Molecular Weight: 280.01 MDL No.: MFCD00051166 Storage Temperature: Store at 0-8°C
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L-Homoleucine Hydrochloride ; >/= 96% (TLC)
AFG BioscienceSynonyms: L-HomoLeu-OH·HCl Purity Limit: ≥ 96% (TLC) CAS No.: 96386-92-4 Molecular Formula: C7H15NO2·HCl Molecular Weight: 181.66 MDL No.: MFCD06795775 Storage Temperature: Store at 0-8°C
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L-Serine methyl ester hydrochloride ; >/= 99.9% (titration)
AFG BioscienceSynonyms: L-Ser-Ome·HCl L-ß-Hydroxyalanine methyl ester hydrochloride Purity Limit: ≥ 99.9% (titration) CAS No.: 5680-80-8 Molecular Formula: C4H9O3N·HCl Molecular Weight: 155.58 MDL No.: MFCD00063680 Appearance: White or off-white crystalline powder Melting Point: 158-166…
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Synonyms: (H-L-Cys-OtBu)2·2HCl Purity Limit: ≥ 97% (TLC) CAS No.: 38261-78-8 Molecular Formula: C14H28N2O4S2·2HCl Molecular Weight: 425.44 MDL No.: MFCD00237452 Appearance: White solid Optical Rotation: [a]D20 = -98 ± 2º (C=1 in H2O) Storage Temperature: Store at 0-8 °C
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Lithium chromate
AFG BioscienceCAS No.: 14307-35-8 Molecular Formula: Li2CrO4 Molecular Weight: 129.87 MDL No.: MFCD00016175 Storage Temperature: Store at RT
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Leu-Gly-OH ; >/= 95% (HPLC)
AFG BioscienceSynonyms: L-Leucyl-glycine Purity Limit: ≥ 95% (HPLC) CAS No.: 686-50-0 Molecular Formula: C8H16N2O3 Molecular Weight: 188.22 MDL No.: MFCD00065940 Appearance: White powder Comments: This dipeptide inhibits the ubiquitin-mediated proteolysis. Storage Temperature: Store…
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L-Phenylalanine tert-butyl ester hydrochloride
AFG BioscienceSynonyms: L-Phe-OtBu·HCl CAS No.: 15100-75-1 Molecular Formula: C13H19NO2·HCl Molecular Weight: 257.8 MDL No.: MFCD00038894 Appearance: Crystalline Storage Temperature: Store at 0-8°C
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L-Threonine O-phosphate ; >/= 99% (TLC)
AFG BioscienceSynonyms: L-Thr(PO3H2)-OHL-2-Amino-3-hydroxybutanoic acid 3-phosphate Purity Limit: ≥ 99% (TLC) CAS No.: 1114-81-4 Molecular Formula: C4H10NO6P Molecular Weight: 199.1 MDL No.: MFCD00069578 Appearance: White powder Storage Temperature: Store at ≤ -4 °C
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L-Tyrosine tert-butyl ester
AFG BioscienceSynonyms: L-Tyr-OtBu CAS No.: 16874-12-7 Molecular Formula: C13H19NO3 Molecular Weight: 237.3 MDL No.: MFCD00042644 Appearance: Crystalline Storage Temperature: Store at 0-8°C
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L-Threonine ; >/= 99.5% (Assay)
AFG BioscienceSynonyms: L-Thr-OH(2S,3R)-2-Amino-3-hydroxybutyric acid Purity Limit: ≥ 99.5% (Assay) CAS No.: 72-19-5 Molecular Formula: C4H9NO3 Molecular Weight: 119.1 MDL No.: MFCD00064270 Appearance: White crystals or crystalline powder Melting Point: 256°C (dec) Optical Rotation: …
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L-a-Lysophosphatidylcholine (from egg yolk) ; >/= 99% (TLC)
AFG BioscienceSynonyms: L-á-Lysolecithin Purity Limit: ≥ 99% (TLC) CAS No.: 9008-30-4 MDL No.: MFCD00131444 Appearance: White powder Storage Temperature: Store at ≤ -20 °C
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Linezolid ; >/= 99% (Assay)
AFG BioscienceSynonyms: N-[[(5S)-3-[3-Fluoro-4-(4-morpholinyl)phenyl]-2-oxo-5-oxazolidinyl]methyl]acetamide Purity Limit: ≥ 99% (Assay) CAS No.: 165800-03-3 Molecular Formula: C16H20FN3O4 Molecular Weight: 337.35 MDL No.: MFCD00937825 Appearance: White to almost white powder Optical…
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L-Glutamine ; >/= 99% (anhydrous assay)
AFG BioscienceSynonyms: L-Gln-OH Purity Limit: ≥ 99% (anhydrous assay) CAS No.: 56-85-9 Molecular Formula: C5H10N2O3 Molecular Weight: 146.15 MDL No.: MFCD00008044 Appearance: White crystalline powder Melting Point: 185°C (dec) Optical Rotation: [a]D20 = + 6 ± 2 º Storage…
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L-Serine ß-naphthylamide ; >/= 99% (TLC)
AFG BioscienceSynonyms: L-Ser-ßNAL-ß-Hydroxyalanine ß-naphthylamide Purity Limit: ≥ 99% (TLC) CAS No.: 888-74-4 Molecular Formula: C13H14N2O2 Molecular Weight: 230.27 MDL No.: MFCD00080939 Appearance: White to slightly pink powder Optical Rotation: [a]D24 = -9 ± 2º (C=1 in MeOH) …
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L-Histidine ; >/= 99%
AFG BioscienceSynonyms: L-His-OH Purity Limit: ≥ 99% CAS No.: 71-00-1 Molecular Formula: C6H9N3O2 Molecular Weight: 155.2 MDL No.: MFCD00064315 Appearance: White crystals or crystalline powder Melting Point: 282°C (dec) Optical Rotation: [a]20D = + 12 ± 2 º Storage Temperature: …
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Lys-Ala-ßNA
AFG BioscienceSynonyms: Lys-Ala-ß-naphthylamide CAS No.: 20314-31-2 Molecular Formula: C19H26N4O2 Molecular Weight: 342.44 MDL No.: MFCD00038702 Storage Temperature: Store at 0-8°C
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L-allo-Threoninol
AFG BioscienceSynonyms: L-allo-Thr-ol (2R,3S)-2-Amino-1,3-butanediol Molecular Formula: C4H11NO2 Molecular Weight: 105.1 MDL No.: MFCD00672370 Storage Temperature: Store at 0-8°C
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Lithium carbonate, 99.5% (Assay)
AFG BioscienceCAS # 554-13-2 MDL No.: MFCD00011084 Molecular Formula: Li2CO3 Molecular Weight: 73.89 Purity Limit: 99.5% (Assay) Storage Temp: Store at RT
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L-Threonine ß-naphthylamide
AFG BioscienceSynonyms: L-Thr-ßNA (S)-2-Amino-3-hydroxybutanoic acid ß-naphthylamide CAS No.: 729-25-9 Molecular Formula: C14H16N2O2 Molecular Weight: 244.21 MDL No.: MFCD00080957 Storage Temperature: Store at 0-8°C
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L-(-)-Xylose ; >/= 98% (TLC)
AFG BioscienceSynonyms: L-Xylose Purity Limit: ≥ 98% (TLC) CAS No.: 609-06-3 Molecular Formula: C5H10O5 Molecular Weight: 150.13 MDL No.: MFCD00151096 Appearance: White to off-white crystalline powder Optical Rotation: [a]D = -19 ± 2º (c=10 in Water) Storage Temperature: Store at 0-8 °C