Reagents, R, 1 g
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Synonym(s): Dirhenium heptoxide; Dirhenium heptoxide; Rhenium heptoxide Formula: Re2O7 Formula Weight: 484.41 CAS No.: 1314-68-7 UN Number: UN3260 Purity: ≥99.9% trace metals basis Density: 6.103g/mLat 25°C(lit.) Application: Reagents used…
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Rifampicin
bioWORLDRifampicin is a bright red or dark red crystalline, odorless powder broad spectrum antibiotic. USP grade 3-(4-Methylpiperazinyliminomethyl)rifamycin SV Soluble in dilute acid solution and DMSO Harmful if swallowed For in vitro and lab reserach use only, not intended for human use or consumption.
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Rhodium(III) 2,4-pentanedionate, Premion r, 99.99% (metals basis), Rh 25.2% min
Thermo Scientific ChemicalsSynonym(s): Rhodium(III) acetylacetonate Formula: C15H21O6Rh Formula weight: 400.23 Purity: 99.99% (metals basis), Rh 25.2% min CAS Number: 14284-92-5 Harmonized Tariff Code: 2843.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May…
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Retinoic Acid, All Trans Isomer
MP BiomedicalsRetinoic acid (RA) is a vitamin A-derived, non-peptidic, small lipophilic molecule that mediates the functions of vitamin A required for growth and development. It affects gene transcription and modulates a wide variety of biological processes like Cell Proliferation, Differentiation, including…
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Rubidium carbonate, Puratronic r, 99.975% (metals basis)
Thermo Scientific ChemicalsFormula: CO3Rb2 Formula weight: 230.95 Purity: 99.975% (metals basis) CAS Number: 584-09-8 Harmonized Tariff Code: 2836.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …
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Ruthenium(III) chloride trihydrate, 39% (Assay)
AFG BioscienceCAS # 13815-94-6 Synonyms: Ruthenium trichloride hydrate MDL No.: MFCD00149845 Molecular Formula: RuCl3·3H2O Molecular Weight: 261.47 Purity Limit: 39% (Assay) Storage Temp: Store at RT
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Rhenium(III) chloride
Thermo Scientific ChemicalsFormula: ReCl3 Formula weight: 292.56 CAS Number: 13569-63-6 Harmonized Tariff Code: 2827.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …
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Ruthenium (III) Chloride, Anhydrous
Spectrum ChemicalCAS No.: 10049-08-8 UN No.: UN1759 Class: 8 Pkg. Group: PG III
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(R)-Fmoc-ß-hydroxy-valine ; >/= 99% (HPLC)
AFG BioscienceSynonyms: (R)-Fmoc-2-amino-3-hydroxy-3-methyl-butyric acid(R)-Fmoc-b,b-dimethyl-serine Purity Limit: ≥ 99% (HPLC) Molecular Formula: C20H21NO5 Molecular Weight: 355.39 MDL No.: MFCD02682577 Appearance: White powder Optical Rotation: [a]D20 = +16 ± 2º (C=1 in DMF) Storage…
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Ruthenium(III) nitrosylchloride, Ru 42.1% min
Thermo Scientific ChemicalsFormula: Ru(NO)Cl3 Formula weight: 237.44 CAS Number: 18902-42-6 Harmonized Tariff Code: 2843.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …
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Ruthenium(III) 2,4-pentanedionate, Ru 24% min
Thermo Scientific ChemicalsSynonym(s): Ruthenium(III) acetylacetonate, Tris(acetylacetonato)ruthenium(III) Formula: C15H21O6Ru Formula weight: 398.40 CAS Number: 14284-93-6 Harmonized Tariff Code: 2843.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…
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(R)-2-Thienylglycine ; >/= 98%
AFG BioscienceSynonyms: L-2-(2-Thienyl)glycine Purity Limit: ≥ 98% CAS No.: 65058-23-3 Molecular Formula: C6H7NO2S Molecular Weight: 157.19 MDL No.: MFCD00079612 Appearance: White to off-white powder Storage Temperature: Store at 0-8 °C
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(R)-(+)-1,1'-Bi(2-naphthylamine), 97%
Thermo Scientific ChemicalsSynonym(s): (R)-BINAM, (R)-(+)-2,2'-Diamino-1,1'-binaphthyl Formula: C20H16N2 Formula weight: 284.36 Purity: 97% CAS Number: 18741-85-0 Harmonized Tariff Code: 2921.59 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…
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(R)-a-(4-Methylbenzyl)proline·HCl
AFG BioscienceCAS No.: 637020-62-3 Molecular Formula: C13H17NO2·HCl Molecular Weight: 255.74 MDL No.: MFCD06797530 Storage Temperature: Store at 0-8°C
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Rink amide AM resin
AFG BioscienceSynonyms: 4-(2',4'-Dimethoxyphenyl-Fmoc-aminomethyl)phenoxyacetamidoaminomethyl resin Molecular Weight: 0 MDL No.: MFCD01656036 Appearance: Pale white to yellow beads Comments: Excellent resin for the synthesis of peptide amides using Fmoc strategy. Cleavage can be effected by 95% TFA.…
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Synonyms: Lactoflavin; Vitamin B2; Vitamin G Formula: C17H20N4O6 Formula Weight: 376.36 CAS No.: 83-88-5
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Ribonucleic acid from Baker's yeast
Thermo Scientific ChemicalsCAS Number: 63231-63-0 Harmonized Tariff Code: 2934.99
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(R)-Na-Fmoc-Nß-Boc-2,3-diaminopropan-1-ol ; >/= 99% (HPLC)
AFG BioscienceSynonyms: Fmoc-D-Dap(Boc)-ol (R)-2-(Fmoc-amino)-3-(Boc-amino)-1-propanol Purity Limit: ≥ 99% (HPLC) Molecular Formula: C23H28N2O5 Molecular Weight: 412.5 MDL No.: MFCD04973189 Appearance: White crystalline powder Optical Rotation: [a]D20 = +5.5 ± 0.5º (C=1 in MeOH) Storage…
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Synonym(s): Retinol acetate; Vitamin A acetate Formula: C22H32O2 Formula Weight: 328.49 CAS No.: 127-47-9 General description: Retinyl-acetate (aka Vitamin A) is found in classical media formulations such as M-199; NCTC-109 and William’s Medium…
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Ruthenium(III) nitrosylnitrate, Ru 31.3% min
Thermo Scientific ChemicalsFormula: N4O10Ru Formula weight: 317.09 CAS Number: 34513-98-9 UN Number: UN1477 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code: 2843.90 Hazard Statements: H272-H314-H318-H290 May intensify fire; oxidizer. Causes severe skin burns and eye damage. Causes serious…
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Rink amide AM resin (with Nle)
AFG BioscienceSynonyms: 4-(2',4'-Dimethoxyphenyl-Fmoc-aminomethyl)phenoxyacetamidonorleucylaminomethyl resin MDL No.: MFCD01656037 Appearance: Yellow Comments: Excellent resin for the synthesis of peptide amides using Fmoc strategy. Cleavage can be effected by 95% TFA. DVB: 1% DVB Mesh Size: …
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Synonyms: (R)-Wieland-miescher ketone (8aR)-8a-Methyl-3,4,8,8a-tetrahydronaphthalene-1,6(2H,7H)-dione (R)-(-)-9-Methyl-5(10)-octaline-1,6-dione CAS No.: 100348-93-4 Molecular Formula: C11H14O2 Molecular Weight: 178.23 MDL No.: MFCD00063004 Storage Temperature: Store at 0-8°C
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ALDRICH Ruthenium(III) chloride hydrate, 38.0-42.0% Ru basis
MilliporeSigmaFormula: RuCl3 · xH2O Formula Weight: 207.43 (anhydrous basis) CAS No.: 14898-67-0 UN Number: UN3260 Purity: 38.0-42.0% Ru basis Other Notes: Catalyst for oxidation reactions with an oxidant 1, 2 ; review 3 Packaging: 1, 5 g in glass bottle
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(R)-(+)-4-Benzyl-2-oxazolidinone ; >/= 99% (HPLC)
AFG BioscienceSynonyms: (4R)-4-Benzyl-1,3-oxazolidin-2-one Purity Limit: ≥ 99% (HPLC) CAS No.: 102029-44-7 Molecular Formula: C10H11NO2 Molecular Weight: 177.2 MDL No.: MFCD00010846 Appearance: White to off-white crystalline powder Storage Temperature: Store at 0-8 °C
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Rhodamine B isothiocyanate, mixture of isomers
AFG BioscienceCAS No.: 36877-69-7 Molecular Formula: C29H30N3O3SCl Molecular Weight: 536.1 MDL No.: MFCD00136007 Appearance: Red to purple powder Storage Temperature: Store at ≤ -20 °C Warnings: Light sensitive! Moisture sensitive!
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Synonyms: Vitamin A palmitate; Vitamin A palmitate; all−trans−Retinol palmitate Formula: C36H60O2 Formula Weight: 524.86 CAS No.: 79-81-2 General description: This certified reference material (CRM) is produced and certified in accordance…
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Retinol, 95%, synthetic
Thermo Scientific ChemicalsSynonym(s): Vitamin A alcohol Formula: C20H30O Formula weight: 286.46 Purity: 95%, synthetic CAS Number: 68-26-8 Harmonized Tariff Code: 2936.21 Hazard Statements: H302-H315-H319 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. Precautionary…
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Rifampin, Molecular Biology Reagent
Thermo Scientific ChemicalsSynonym(s): Rifampicin Formula: C43H58N4O12 Formula weight: 822.94 CAS Number: 13292-46-1 Harmonized Tariff Code: 2941.90 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …
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Rubidium, 99.75% (metals basis)
Thermo Scientific ChemicalsPurity: 99.75% (metals basis) CAS Number: 7440-17-7 UN Number: UN1423 Hazard Class: 4.3 Packing Group: I Harmonized Tariff Code: 2805.19 Hazard Statements: H260-H314-H318 In contact with water releases flammable gases which may ignite spontaneously. Causes severe skin burns and…
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Rink amide resin(0.3-0.8 meq/g, 200-400 mesh)
AFG BioscienceSynonyms: 4-(2',4'-Dimethoxyphenyl-Fmoc-aminomethyl)phenoxy resin2',4'-Di-CH3O-Ph-CH(NH-Fmoc)-Ph-4-OCH2-polystyrene MDL No.: MFCD00801462 Appearance: Pale white or slight yellow beads Comments: Product is an excellent tool for SPPS of peptide amines utilizing Fmoc-protected amino acids.…