AFG Bioscience Chemicals Reagents L
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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-ß-HomoAla(3-benzothienyl)-OH·HCl ; >/= 99% (TLC)
AFG BioscienceSynonyms: (3-Benzothienyl)-L-ß-homoalanine hydrochloride(S)-3-Amino-4-(3-benzothienyl)butyric acid hydrochloride Purity Limit: ≥ 99% (TLC) CAS No.: 270063-44-0 Molecular Formula: C12H13NO2S·HCl Molecular Weight: 271.76 MDL No.: MFCD01861040 Appearance: White powder Melting…
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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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D-Leu-Gly-OH, 95% (HPLC)
AFG BioscienceCAS # 997-05-7 Synonyms: D-Leucylglycine MDL No.: MFCD00067198 Molecular Formula: C8H16N2O3 Molecular Weight: 188.23 Purity Limit: 95% (HPLC) Storage Temp: Store at 0-8°C Appearance: White powder
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L-Isoleucine ß-naphthylamide
AFG BioscienceSynonyms: L-Ile-ßNA CAS No.: 732-84-3 Molecular Formula: C16H20N2O Molecular Weight: 256.19 MDL No.: MFCD00055912 Storage Temperature: Store at 0-8°C
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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-Norvalinol ; >/= 99% (GC)
AFG BioscienceSynonyms: (S)-2-Aminopentan-1-ol Purity Limit: ≥ 99% (GC) CAS No.: 22724-81-8 Molecular Formula: C5H13NO Molecular Weight: 103.16 MDL No.: MFCD02683229 Appearance: White solid Optical Rotation: [a]D24 = +18.0 ± 2º (C=1 in CHCl3) Storage Temperature: Store at 0-8 °C
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L-Valine-2-chlorotrityl resin(0.3-0.8 meq/g, 200-400 mesh)
AFG BioscienceSynonyms: L-Val-2-chlorotrityl resin MDL No.: MFCD06809947 Appearance: Yellow powder DVB: 1% DVB Mesh Size: 200-400 mesh Storage Temperature: Store at 0-8 °C Substitution: 0.3-0.8 meq/g
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L-a-tert-Butyl-Gly-OH
AFG BioscienceSynonyms: L-Tle-OH L-a-tert-Butylglycine (S)-2-Amino-3,3-dimethylbutyric acid CAS No.: 20859-02-3 Molecular Formula: C6H13NO2 Molecular Weight: 131.2 MDL No.: MFCD00064218 Storage Temperature: Store at 0-8°C
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Lauroyl coenzyme A, 94% (TLC)
AFG BioscienceCAS # 6244-92-4 Synonyms: n-Dodecanoyl coenzyme A MDL No.: MFCD00079417 Molecular Formula: C33H58N7O17P3S Molecular Weight: 00950 Purity Limit: 94% (TLC) Storage Temp: Store at 0-8 °C Appearance: White powder
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L-ß-Homoleucine hydrochloride ; >/= 98% (NMR)
AFG BioscienceSynonyms: L-ß-HomoLeu-OH·HCl(S)-3-Amino-5-methylhexanoic acid hydrochloride Purity Limit: ≥ 98% (NMR) CAS No.: 96386-92-4 Molecular Formula: C7H15NO2·HCl Molecular Weight: 181.66 MDL No.: MFCD01862871 Appearance: White powder Storage Temperature: Store at 0-8°C
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L-Anserine·nitrate ; >/= 99% (TLC)
AFG BioscienceSynonyms: H-ß-Ala-His(3-Me)-OH·nitrate Purity Limit: ≥ 99% (TLC) CAS No.: 10030-52-1 Molecular Formula: C10H16N4O3·HNO3 Molecular Weight: 303.27 MDL No.: MFCD00037001 Appearance: White powder with lumps Melting Point: 217-221 °C Storage Temperature: Store at 0-8 °C
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L-Citrulline ß-naphthylamide hydrobromide ; >/= 99% (TLC)
AFG BioscienceSynonyms: L-Cit-ßNA·HBr(S)-2-Amino-5-ureidopentanoic acid ß-naphthylamide hydrobromideL-Orn(carbamoyl)-ßNA·HBr Purity Limit: ≥ 99% (TLC) CAS No.: 201988-71-8 Molecular Formula: C16H20N4O2·HBr Molecular Weight: 381.43 MDL No.: MFCD00672746 Appearance: White product Melting…
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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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Lead Sulfate ; >/= 98% (Assay)
AFG BioscienceSynonyms: Lead(II) sulfate Purity Limit: ≥ 98% (Assay) CAS No.: 7446-14-2 Molecular Formula: PBSO4 Molecular Weight: 303.26 MDL No.: MFCD00011166 Appearance: White to very faintly beige crystals and/ Storage Temperature: Store at RT
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L-Leucine a-naphthylamide ; >/= 98% (TLC)
AFG BioscienceSynonyms: L-Leu-aNA Purity Limit: ≥ 98% (TLC) CAS No.: 203793-55-9 Molecular Formula: C16H20N2O Molecular Weight: 256.35 MDL No.: MFCD00083643 Comments: Substrate for a histochemical assay of aminopeptidase M. Melting Point: 79-85 °C Optical Rotation: [a]D24 = +12 ± 2º…
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L-Ornithine-a-ketoglutarate ; 99+%
AFG BioscienceSynonyms: L-Ornithine 2-oxoglutarate Purity Limit: 99+% CAS No.: 5191-97-9 Molecular Formula: C5H12N2O2·C5H6O5 Molecular Weight: 278.26 MDL No.: MFCD00216457 Appearance: Crystalline powder 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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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-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-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-(-)-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
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L-Phenylalanine cyclohexylamide ; >/= 99% (TLC)
AFG BioscienceSynonyms: L-Phe-Cyclohexylamide Purity Limit: ≥ 99% (TLC) CAS No.: 17186-53-7 Molecular Formula: C15H22N2O Molecular Weight: 246.36 MDL No.: MFCD00672357 Appearance: White powder Melting Point: 99-103 ºC Optical Rotation: [a]D24 = +40 ± 2º (C=1% in MeOH) Storage…
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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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Purity Limit: ≥ 99% (Assay) CAS No.: 28319-77-9 Molecular Formula: C8H20NO6P Molecular Weight: 257.2 MDL No.: MFCD00063544 Appearance: Lyophilized white powder Optical Rotation: [a]D20 = -3 ± 2º Storage Temperature: Store at ≤ -4 °C
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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-Asparagine 7-amido-4-methylcoumarin trifluoroacetate
AFG BioscienceSynonyms: L-Asn-AMC·TFA CAS No.: 115047-90-0 Molecular Formula: C14H15N3O4·C2HO2F3 Molecular Weight: 403.32 MDL No.: MFCD00078916 Storage Temperature: Store at 0-8°C
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L-2-Cyclohexylglycine hydrochloride
AFG BioscienceSynonyms: L-Chg-OH·HCl H-Cyclohexyl-L-Gly-OH·HCl (S)-Cyclohexylglycine hydrochloride CAS No.: 14328-51-9 Molecular Formula: C8H15NO2·HCl Molecular Weight: 193.7 MDL No.: MFCD00050539 Storage Temperature: Store at 0-8°C
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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-Tryptophan amide hydrochloride ; >/= 98% (HPLC)
AFG BioscienceSynonyms: L-Trp-NH2·HCl Purity Limit: ≥ 98% (HPLC) CAS No.: 5022-65-1 Molecular Formula: C11H13N3O·HCl Molecular Weight: 239.7 MDL No.: MFCD00054315 Appearance: White to off white powder Melting Point: 250-254º C Optical Rotation: [a]20D = +25.00 ± 1º (c=1 in H2O) …
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Synonyms: L-Met-OH(S)-Methionine Grade: USP Purity Limit: 98.5-101.5% (Titration: anhydrous basis) CAS No.: 63-68-3 Molecular Formula: C5H11NO2S Molecular Weight: 149.2 MDL No.: MFCD00008077 Appearance: White to off-white crystalline powder Melting Point: 284°C (dec) …
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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…