AFG Bioscience Chemicals Reagents B
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Brilliant Yellow ; >/= 85% (Dye content)
AFG BioscienceSynonyms: Direct Yellow 4CI 24890 Purity Limit: ≥ 85% (Dye content) CAS No.: 3051-11-4 Molecular Formula: C26H18N4O8S2·2Na Molecular Weight: 624.56 MDL No.: MFCD00007489 Appearance: Rust orange powder Storage Temperature: Store at RT
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CAS # 107819-90-9 Synonyms: N,N'-Bis(tert-butoxycarbonyl)-S-methylisothiourea1,3-di-Boc-2-methylisothiourea Comments: Reagent for the guanylation of amines. MDL No.: MFCD00239356 Molecular Formula: C12H22N2O4S Molecular Weight: 290.38 Purity Limit: 98% (TLC) Storage Temp: Store…
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7-Bromopyridopyrazine ; >/= 99% (HPLC)
AFG BioscienceSynonyms: 7-bromopyrido[2,3-b]pyrazine Purity Limit: ≥ 99% (HPLC) CAS No.: 52333-42-3 Molecular Formula: C7H4BrN3 Molecular Weight: 208.96 MDL No.: MFCD01105748 Appearance: Brown powder Storage Temperature: Store at 0-8 °C
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4-Benzyloxybenzyl alcohol, 99% (GC)
AFG BioscienceCAS # 836-43-1 Synonyms: (4-Benzyloxyphenyl)methanol MDL No.: MFCD00004654 Melting Point: 85-92 °C Molecular Formula: C14H14O2 Molecular Weight: 214.26 Purity Limit: 99% (GC) Storage Temp: Store at RT Appearance: White or off-white solid
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4-Bromo-2,3-Dichloroaniline ; >/= 98% (GC)
AFG BiosciencePurity Limit: ≥ 98% (GC) CAS No.: 56978-48-4 Molecular Formula: C6H4BrCl2N Molecular Weight: 240.92 MDL No.: MFCD01764744 Appearance: Light yellow crystalline powder Melting Point: 75-78 ºC Storage Temperature: Store at 0-8°C
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2-Benzylhexahydrocyclopenta[c]pyrrol-4-one, 93% (HPLC)
AFG BioscienceCAS # 185692-51-7 Synonyms: 2-Benzylhexahydrocyclopenta[c]pyrrol-4(1H)-one MDL No.: MFCD06658339 Molecular Formula: C14H17NO Molecular Weight: 215.29 Purity Limit: 93% (HPLC) Storage Temp: Store at 0-8°C Appearance: Yellow oil
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3-sec-Butoxybenzaldehyde, 95% (NMR)
AFG BioscienceCAS # 915924-09-3 MDL No.: MFCD08691916 Molecular Formula: C11H14O2 Molecular Weight: 178.2 Purity Limit: 95% (NMR) Storage Temp: Store at 0-8°C Appearance: Liquid
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4-Bromo polystyrene resin
AFG BioscienceSynonyms: Bromopolystyrene resin Molecular Weight: 0 MDL No.: MFCD00146196 Comments: Bromine fuctionalized polystyrene resin serves as starting material for the preparation of the phosphine resins. The bromine content is determined by elemental analysis. DVB: 2% DVB Mesh Size: …
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Benzyl 2,2-diethoxyethylcarbamate ; >/= 95% (HPLC)
AFG BioscienceSynonyms: (2,2-Diethoxy-ethyl)-carbamic acid benzyl ester Purity Limit: ≥ 95% (HPLC) CAS No.: 60085-61-2 Molecular Formula: C14H21NO4 Molecular Weight: 267.32 MDL No.: MFCD00087219 Appearance: Yellow liquid Storage Temperature: Store at 0-8 °C
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1,5-Bis-Boc-1,5,9-triazanonane ; >/= 97% (TLC)
AFG BioscienceSynonyms: N1,N4-bis-Boc-norspermidine Purity Limit: ≥ 97% (TLC) CAS No.: 122248-82-2 Molecular Formula: C16H33N3O4 Molecular Weight: 331.45 MDL No.: MFCD12408086 Appearance: Yellow Oil Storage Temperature: 0-8°C
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CAS # 91599-79-0 Synonyms: (S)-1-Benzyl-3-piperidinol MDL No.: MFCD03426359 Molecular Formula: C12H17NO Molecular Weight: 191.27 Purity Limit: 98% (HPLC, Chiral purity) Storage Temp: Store at 0-8°C Appearance: Colorless to yellow liquid
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Boc-O-allyl-D-tyrosine ; >/= 99% (HPLC)
AFG BioscienceSynonyms: Boc-D-Tyr(All)-OH Purity Limit: ≥ 99% (HPLC) CAS No.: 350820-56-3 Molecular Formula: C17H23NO5 Molecular Weight: 321.4 MDL No.: MFCD01862284 Appearance: White crystalline powder Melting Point: 68-81 °C Optical Rotation: [a]D20 = -19 ± 3º (C=1 in MeOH) Storage…
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Synonyms: 5-Bromo-6-chloro-3-indolyl a-D-galactopyranoside Purity Limit: ≥ 98% (TLC) CAS No.: 198402-60-7 Molecular Formula: C14H15BrClNO6 Molecular Weight: 408.63 MDL No.: MFCD02683897 Appearance: White powder Optical Rotation: [a]D20 = 145 ± 2º (C=1 in DMF:H2O / 1:1) …
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Boc-Phe-Phe-OH ; 99%
AFG BiosciencePurity Limit: 99% CAS No.: 13122-90-2 Molecular Formula: C23H28N2O5 Molecular Weight: 412.49 MDL No.: MFCD00190824 Storage Temperature: Store at 0-8°C
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Synonyms: BOPCastro's Reagent Purity Limit: ≥ 98% (HPLC) CAS No.: 56602-33-6 Molecular Formula: C12H22F6N6OP2 Molecular Weight: 442.5 MDL No.: MFCD00011948 Appearance: White crystalline powder Comments: Peptide coupling reagent which suppresses racemization. Melting…
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Boc-S-4-methylbenzyl-L-cysteine ; >/= 98% (HPLC)
AFG BioscienceSynonyms: Boc-L-Cys(pMeBzl)-OH Purity Limit: ≥ 98% (HPLC) CAS No.: 61925-77-7 Molecular Formula: C16H23NO4S Molecular Weight: 325.4 MDL No.: MFCD00038517 Appearance: White powder Melting Point: 68-92 °C Optical Rotation: [a]D20 = -42 ± 3º (C=1 in AcOH) Storage…
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4-(4-Bromophenyl)morpholine ; >/= 99% (HPLC)
AFG BiosciencePurity Limit: ≥ 99% (HPLC) CAS No.: 30483-75-1 Molecular Formula: C10H12BrNO Molecular Weight: 242.12 MDL No.: MFCD04112483 Appearance: White needles Melting Point: 112-118 °C Storage Temperature: Store at 0-8 °C
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Boc-O-2,6-dichlorobenzyl-D-tyrosine ; 99%
AFG BioscienceSynonyms: Boc-D-Tyr(2,6-di-Cl-Bzl)-OH Purity Limit: 99% CAS No.: 69541-62-4 Molecular Formula: C21H23Cl2NO5 Molecular Weight: 440.33 MDL No.: MFCD00037107 Storage Temperature: Store at 0-8°C
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4-Bromo-3-cyanoanisole ; >/= 99% (GC)
AFG BioscienceSynonyms: 2-Bromo-5-methoxybenzonitrile Purity Limit: ≥ 99% (GC) CAS No.: 138642-47-4 Molecular Formula: C8H6BrNO Molecular Weight: 212.05 MDL No.: MFCD01861260 Appearance: Off White Powder Melting Point: 99-102º C Storage Temperature: Store at 0-8°C
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Bromophenol blue ACS reagent
AFG BioscienceSynonyms: 3',3'',5',5''-Tetrabromophenolsulfonephthalein Grade: ACS reagent CAS No.: 115-39-9 Molecular Formula: C19H10Br4O5S Molecular Weight: 669.98 MDL No.: MFCD00005875 Appearance: Tan to orange powder Comments: Used as an indicator. Melting Point: 273°C Storage…
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Synonyms: Boc-D-Cys(pMeBzl)-PAM resin Molecular Weight: 0 MDL No.: MFCD00801175 DVB: 1% DVB Mesh Size: 100-200 mesh Storage Temperature: Store at 0-8°C Substitution: 0.3-0.8 meq/g
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Purity Limit: ≥ 97% (HPLC) Molecular Formula: C9H5ClF6O2S Molecular Weight: 326.64 MDL No.: MFCD01862555 Appearance: White crystalline powder Storage Temperature: Store at 0-8°C
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7-Benzyloxyindole, 98% (HPLC)
AFG BioscienceCAS # 20289-27-4 Synonyms: 7-(Phenylmethoxy)indole MDL No.: MFCD00037974 Melting Point: 70-76 °C Molecular Formula: C15H13NO Molecular Weight: 223.27 Purity Limit: 98% (HPLC) Storage Temp: Store at 0-8°C Appearance: Salmon pink crystal
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Boc-D-ß-phenylalanine ; >/= 99% (HPLC, Chiral purity)
AFG BioscienceSynonyms: Boc-D-ß-Phe-OH(S)-3-(Boc-amino)-3-phenylpropionic acid Purity Limit: ≥ 99% (HPLC, Chiral purity) CAS No.: 103365-47-5 Molecular Formula: C14H19NO4 Molecular Weight: 265.31 MDL No.: MFCD01860892 Appearance: Off-white solid Storage Temperature: Store at 0-8°C
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Boc-4-(Fmoc-amino)-D-phenylalanine ; >/= 98%
AFG BioscienceSynonyms: Boc-D-Phe(4-NH-Fmoc)-OHBoc-p-(Fmoc-amino)-D-Phe-OH(R)-Boc-2-amino-3-(4-Fmoc-aminophenyl)propionoic acid Purity Limit: ≥ 98% CAS No.: 173054-11-0 Molecular Formula: C29H30N2O6 Molecular Weight: 502.56 MDL No.: MFCD00151888 Appearance: White to off-white powder …
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2-(Boc-amino)ethanethiol ; >/= 98% (GC)
AFG BioscienceSynonyms: tert-Butyl N-(2-mercaptoethyl)carbamateN-tert-Butoxycarbonyl-2-aminoethanethiol Purity Limit: ≥ 98% (GC) CAS No.: 67385-09-5 Molecular Formula: C7H15NO2S Molecular Weight: 177.26 MDL No.: MFCD00274335 Appearance: Tan or yellow, low melting solid/liquid Density: …
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Purity Limit: ≥ 99% (HPLC) CAS No.: 413606-87-8 Molecular Formula: C15H13NO2S Molecular Weight: 271.34 MDL No.: MFCD00569750 Appearance: White crystalline powder Melting Point: 107-111 ºC Storage Temperature: Store at 0-8 °C
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3-Bromobenzaldehyde ; >/= 99.5% (GC)
AFG BioscienceSynonyms: m-Bromobenzaldehyde Purity Limit: ≥ 99.5% (GC) CAS No.: 3132-99-8 Molecular Formula: C7H5BrO Molecular Weight: 185.02 MDL No.: MFCD00003345 Appearance: White to brown-red liquid Storage Temperature: Store at 0-8°C
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Boc-(2-furyl)-L-ß-homoalanine
AFG BioscienceSynonyms: Boc-L-ß-HomoAla(2-furyl)-OHBoc-(S)-3-amino-4-(2-furyl)butyric acid CAS No.: 270263-06-4 Molecular Formula: C13H19NO5 Molecular Weight: 269.30 MDL No.: MFCD01861090 Storage Temperature: Store at 0-8°C
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3-Bromo-2-hydroxy-5-nitropyridine
AFG BioscienceSynonyms: 2-Hydroxy-3-bromo-5-nitropyridine 3-Bromo-5-nitro-2-pyridinol CAS No.: 15862-33-6 Molecular Formula: C5H3BrN2O3 Molecular Weight: 218.99 MDL No.: MFCD03840431 Storage Temperature: Store at 0-8°C
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(+)-Biotin N-hydroxysuccinimide ester ; >/= 99%
AFG BioscienceSynonyms: d-Biotin NHS esterNHS-Biotin Purity Limit: ≥ 99% CAS No.: 35013-72-0 Molecular Formula: C14H19N3O5S Molecular Weight: 341.4 MDL No.: MFCD00078531 Appearance: White to off-white powder Comments: Used in the biotinylation of proteins and peptides. Couples with…
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Boc-L-norvaline ; 99%
AFG BioscienceSynonyms: Boc-L-Nva-OH Boc-L-2-aminovaleric acid Purity Limit: 99% CAS No.: 53308-95-5 Molecular Formula: C10H19NO4 Molecular Weight: 217.28 MDL No.: MFCD00037268 Optical Rotation: -15°±0.5°MeOH) Storage Temperature: Store at 0-8°C