Reagents, R, 100 g
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Riboflavin, 98%
Thermo Scientific ChemicalsSynonym(s): Vitamin B2 Formula: C17H20N4O6 Formula weight: 376.37 Purity: 98% CAS Number: 83-88-5 Harmonized Tariff Code: 2936.23
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Rhodamine 6G ; - ; 97-103% (Assay)
AFG BioscienceSynonyms: Basic Red 1CI 451602-[6-(Ethylamino)-3-(ethylimino)-2,7-dimethyl-3H-xanthene-9-yl]benzoic acid ethyl ester Grade: - Purity Limit: 97-103% (Assay) CAS No.: 989-38-8 Molecular Formula: C28H30N2O3·HCl Molecular Weight: 479.02 MDL No.: MFCD00012665 Appearance: Maroon to…
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Raney® Nickel, 50 Percent, Catalyst
Spectrum ChemicalCAS No.: 7440-02-0 UN No.: UN1378 Class: 4.2 Pkg. Group: PG II
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Ruthenium, 5% on activated carbon powder, reduced
Thermo Scientific ChemicalsCAS Number: 7440-18-8 UN Number: UN1362 Hazard Class: 4.2 Packing Group: III Harmonized Tariff Code: 3815.12 Hazard Statements: H228-H252-H315-H319-H335 Flammable solid. Self-heating in large quantities; may catch fire. Causes skin irritation. Causes serious eye irritation. May…
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(+)-Rutin trihydrate, 97%
Thermo Scientific ChemicalsSynonym(s): Quercetin-3-rutinoside, Vitamin P Formula: C27H30O16 3H2O Formula weight: 664.58 (610.52anhy) Purity: 97% CAS Number: 250249-75-3 Harmonized Tariff Code: 2938.10
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L-Rhamnose monohydrate, 98% (HPLC)
AFG BioscienceCAS # 6155-35-7 Synonyms: 6-Deoxy-L-mannose monohydrate MDL No.: MFCD00071591 Melting Point: 88-96 °C Molecular Formula: C6H12O5·H2O Molecular Weight: 182.17 Optical Rotation: [a]D20 = +9 ± 2º (C=10% in H2O) Purity Limit: 98% (HPLC) Storage Temp: Store at RT Appearance: White…
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Rhodanine-3-acetic acid, 98%
Thermo Scientific ChemicalsSynonym(s): 2-Thioxo-4-thiazolidinone-3-acetic acid, (4-Oxo-2-thioxothiazolidin-3-yl)acetic acid Formula: C5H5NO3S2 Formula weight: 191.23 Purity: 98% CAS Number: 5718-83-2 Harmonized Tariff Code: 2934.10 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious…
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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.…
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Rhodamine 6G
Thermo Scientific ChemicalsSynonym(s): Basic Red 1, C.I. 45160 Formula: C28H31ClN2O3 Formula weight: 479.02 CAS Number: 989-38-8 Harmonized Tariff Code: 3204.13 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash thoroughly after handling. Do…
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Ruthenium, 5% on alumina powder
Thermo Scientific ChemicalsCAS Number: 7440-18-8 Harmonized Tariff Code: 3815.12
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Synonyms: Raney Ni; Nickel sponge CAS Number: 7440-02-0 Linear Formula: AlNi MDL No.: MFCD00167392 UNSPSC Code: 12352300 Application: Used as reducing agent for hydrogenation of organic compounds, e.g. hydrogenation of nitriles to amines, reduction of aromatic groups to the…
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Synonyms: Raney Ni; Nickel sponge CAS Number: 7440-02-0 Linear Formula: AlNi MDL No.: MFCD00167392 UNSPSC Code: 12352300 Application: Used as reducing agent for hydrogenation of organic compounds, e.g. hydrogenation of nitriles to amines, reduction of aromatic groups to the…
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Rose Bengal
Thermo Scientific ChemicalsSynonym(s): Acid Red 94, C.I. 45440 Formula: C20H2Cl4I4Na2O5 Formula weight: 1017.65 CAS Number: 632-69-9 Harmonized Tariff Code: 3204.12 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…
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Rhodanine, 98+%
Thermo Scientific ChemicalsSynonym(s): 4-Thiazolidinone-2-thione, 2-Thioxo-4-thiazolidinone Formula: C3H3NOS2 Formula weight: 133.19 Purity: 98+% CAS Number: 141-84-4 Harmonized Tariff Code: 2934.10 Hazard Statements: H318-H302 Causes serious eye damage. Harmful if swallowed. Precautionary Statements: …
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Rhodanine
GFS ChemicalsThe GFS Chemicals rhodanine is mainly used in research facilities and chemical laboratories to conduct wide range of experiments. It is available in sturdy bottle that endures heavy and rigorous usage. Application: For Professional, Scientific and Technical Activities: other Professional,…
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Resorcinol, ACS reagent, =99.0%
MilliporeSigmaSynonyms: 1,3-Benzenediol Formula: C6H4-1,3-(OH)2 Formula Weight: 110.11 CAS No.: 108-46-3 Purity: ≥99.0%; 99.0-100.5% (ACS specification) Packaging: 100 g in poly bottle Packaging: 500 g in glass bottle
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Rink amide AM resin(0.3-1.2 meq/g, 100-200 mesh)
AFG BioscienceSynonyms: 4-(2',4'-Dimethoxyphenyl-Fmoc-aminomethyl)phenoxyacetamidoaminomethyl resin MDL No.: MFCD01656036 Appearance: Pale white or slight yellow beads Comments: Excellent resin for the synthesis of peptide amides using Fmoc strategy. Cleavage can be effected by 95% TFA. DVB: 1% DVB …
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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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(R)-(+)-Propylene oxide, 99%
Thermo Scientific ChemicalsSynonym(s): (R)-1,2-Epoxypropane, (R)-Methyloxirane Formula: C3H6O Formula weight: 58.08 Purity: 99% CAS Number: 15448-47-2 UN Number: UN1280 Hazard Class: 3 Packing Group: I Harmonized Tariff Code: 2910.20 Hazard Statements: H224-H340-H350-H302-H312-H332-H315-H319-H335…
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Rhodamine B ; Dye content: >/= 80%
AFG BioscienceSynonyms: Rhodamine B chlorideBasic violet 10C.I. 45170 Purity Limit: Dye content: ≥ 80% CAS No.: 81-88-9 Molecular Formula: C28H31ClN2O3 Molecular Weight: 479.02 MDL No.: MFCD00011931 Appearance: Greenish powder Storage Temperature: Store at RT
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Synonyms: (R)-4-Hydroxydinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-oxide(R)-(-)-1,1'-binaphthalene-2,2'-diyl hydrogen phosphate Purity Limit: ≥ 99% (HPLC) CAS No.: 39648-67-4 Molecular Formula: C20H13O4P Molecular Weight: 348.29 MDL No.: MFCD00010045 Appearance: White…
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(R)-(-)-2-Amino-1-butanol, 98%
Thermo Scientific ChemicalsFormula: C4H11NO Formula weight: 89.14 Purity: 98% CAS Number: 5856-63-3 UN Number: UN2735 Hazard Class: 8 Packing Group: III Harmonized Tariff Code: 2922.19 Hazard Statements: H314-H318-H302-H227 Causes severe skin burns and eye damage. Causes serious eye damage. Harmful…
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Resorcinol, ReagentPlus®, 99%
MilliporeSigmaSynonyms: 1,3-Benzenediol Formula: C6H4-1,3-(OH)2 Formula Weight: 110.11 CAS No.: 108-46-3 Purity: 99% Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC Packaging: 1 kg in poly bottle Packaging: 100, 500 g in…
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Rubidium chloride, 99% (metals basis)
Thermo Scientific ChemicalsFormula: RbCl Formula weight: 120.92 Purity: 99% (metals basis) CAS Number: 7791-11-9 Harmonized Tariff Code: 2827.39