250 g, Reagents, B
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Bis(trimethylsilyl)acetylene, 99%
Thermo Scientific ChemicalsSynonym(s): BSTMA Formula: C8H18Si2 Formula weight: 170.40 Purity: 99% CAS Number: 14630-40-1 UN Number: UN1993 Hazard Class: 3 Packing Group: III Harmonized Tariff Code: 2931.90 Hazard Statements: H226 Flammable liquid and vapour. Precautionary Statements: …
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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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Benzophenone, 99%
Thermo Scientific ChemicalsSynonym(s): Diphenyl ketone Formula: C13H10O Formula weight: 182.22 Purity: 99% CAS Number: 119-61-9 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code: 2914.39 Risk Phrases: 50/53 Very toxic to aquatic organisms, may cause long-term adverse…
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4-Bromobenzonitrile, 98+%
Thermo Scientific ChemicalsSynonym(s): 4-Cyanobromobenzene Formula: C7H4BrN Formula weight: 182.03 Purity: 98+% CAS Number: 623-00-7 UN Number: UN3439 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code: 2926.90 Hazard Statements: H301-H331-H312-H315-H319-H335 Toxic if swallowed. Toxic…
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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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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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Tri-n-butylphosphine, 94%
Thermo Scientific ChemicalsFormula: [CH3(CH2)3]3P Formula weight: 202.32 Purity: 94% CAS Number: 998-40-3 UN Number: UN3254 Hazard Class: 4.2 Packing Group: I Harmonized Tariff Code: 2931.90 Hazard Statements: H250-H252-H314-H318-H302-H312 Catches fire spontaneously if exposed to air. Self-heating…
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Boc-L-serine methyl ester ; >/= 98% (HPLC)
AFG BioscienceSynonyms: Boc-L-Ser-OMeBoc-L-ß-hydroxyalanine methyl ester(S)-Boc-2-amino-3-hydroxypropionic acid methyl ester Purity Limit: ≥ 98% (HPLC) CAS No.: 2766-43-0 Molecular Formula: C9H17NO5 Molecular Weight: 219.24 MDL No.: MFCD00191869 Appearance: Light yellowish liquid Optical…
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Boc-D-valine ; 99%
AFG BioscienceSynonyms: Boc-D-Val-OH Purity Limit: 99% CAS No.: 22838-58-0 Molecular Formula: C10H19NO4 Molecular Weight: 217.3 MDL No.: MFCD00038282 Optical Rotation: -26° (c=1% EtOH) Storage Temperature: Store at 0-8°C
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Bismuth(III) oxide, Puratronic r, 99.9995% (metals basis)
Thermo Scientific ChemicalsFormula: Bi2O3 Formula weight: 465.96 Purity: 99.9995% (metals basis) CAS Number: 1304-76-3 Harmonized Tariff Code: 2825.90
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1-Bromopentane, 99%
Thermo Scientific ChemicalsSynonym(s): n-Amyl bromide, n-Pentyl bromide Formula: CH3(CH2)4Br Formula weight: 151.05 Purity: 99% CAS Number: 110-53-2 UN Number: UN1993 Hazard Class: 3 Packing Group: III Harmonized Tariff Code: 2903.39 Hazard Statements: H226-H302-H315-H319-H335 Flammable liquid…
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Bis(cyclopentadienyl)titanium dichloride, 97%
Thermo Scientific ChemicalsSynonym(s): Dichlorobis(cyclopentadienyl)titanium, Titanocene dichloride Formula: C10H10Cl2Ti Formula weight: 249.00 Purity: 97% CAS Number: 1271-19-8 Harmonized Tariff Code: 2931.90 Hazard Statements: H301-H341-H332-H315-H319-H335 Toxic if swallowed. Suspected of causing…
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Bromoacetonitrile, 96%
Thermo Scientific ChemicalsFormula: BrCH2CN Formula weight: 119.95 Purity: 96% CAS Number: 590-17-0 UN Number: UN2922 Hazard Class: 8 Packing Group: II Harmonized Tariff Code: 2926.90 Hazard Statements: H300-H310-H330-H314-H318-H227 Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled.…
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2-Bromo-4-methylpyridine ; >/= 99% (GC)
AFG BioscienceSynonyms: 2-Bromo-4-picoline Purity Limit: ≥ 99% (GC) CAS No.: 4926-28-7 Molecular Formula: C6H6BrN Molecular Weight: 172.02 MDL No.: MFCD00082590 Appearance: Clear, colorless to yellow liquid Storage Temperature: Store at 0-8°C
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3-Bromochlorobenzene ; >/=99%
AFG BiosciencePurity Limit: ≥99% CAS No.: 108-37-2 Molecular Formula: C6H4BrCl Molecular Weight: 191.46 MDL No.: MFCD00000568 Density: 1.63 Flash Point: 80°C Melting Point: 196°C Storage Temperature: Store at RT
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Purity Limit: ≥ 99% (HPLC) CAS No.: 25973-55-1 Molecular Formula: C22H29N3O Molecular Weight: 351.49 MDL No.: MFCD00134707 Appearance: White to slight yellowish powder Melting Point: 80-83 °C Storage Temperature: Store at 0-8°C
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Benzyl bromide, 99%
Thermo Scientific ChemicalsSynonym(s): alpha-Bromotoluene Formula: C7H7Br Formula weight: 171.04 Purity: 99% CAS Number: 100-39-0 UN Number: UN1737 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code: 2903.99 Hazard Statements: H314-H335-H227-H319 Causes severe skin burns and eye damage.…
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ALDRICH 1-Bromo-3-chloropropane, 99%
MilliporeSigmaSynonym(s): I-BCP; Trimethylene bromochloride; Trimethylene chlorobromide Formula: Cl(CH2)3Br Formula Weight: 157.44 CAS No.: 109-70-6 UN Number: UN2688 Purity: 99% Density: 1.592g/mLat 25°C(lit.) Packaging: 250 g in glass bottle
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Brilliant Crocein
Thermo Scientific ChemicalsSynonym(s): C.I. 27290, Crocein Scarlet MOO Formula: C22H14N4Na2O7S2 Formula weight: 556.49 CAS Number: 5413-75-2 Harmonized Tariff Code: 2927.00
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5-Bromo-2-chloro-3-nitropyridine ; >/= 98% (GC)
AFG BioscienceSynonyms: 2-Chloro-3-nitro-5-bromopyridine Purity Limit: ≥ 98% (GC) CAS No.: 67443-38-3 Molecular Formula: C5H2BrClN2O2 Molecular Weight: 237.44 MDL No.: MFCD00222270 Appearance: Yellow to brown color crystalline powder Melting Point: 62-71 ºC Storage Temperature: Store…
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Barium chromate, 98%
Thermo Scientific ChemicalsFormula: BaCrO4 Formula weight: 253.33 Purity: 98% CAS Number: 10294-40-3 UN Number: UN1479 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code: 2841.50 Hazard Statements: H302-H332 Harmful if swallowed. Harmful if inhaled. Precautionary Statements: …
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1-Bromo-2,2-dimethoxypropane, 98%
Thermo Scientific ChemicalsSynonym(s): Bromoacetone dimethyl acetal Formula: C5H11BrO2 Formula weight: 183.05 Purity: 98% CAS Number: 126-38-5 UN Number: UN3271 Hazard Class: 3 Packing Group: III Harmonized Tariff Code: 2911.00 Hazard Statements: H226-H315-H319-H335 Flammable liquid and vapour.…
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4-Benzyloxybenzyl alcohol resin
AFG BioscienceSynonyms: Wang resin CAS No.: 201058-08-4 MDL No.: MFCD00131778 Appearance: Pale to yellow beads Comments: Excellent resin for the synthesis of peptide acids using Fmoc strategy. Cleavage can be effected by 95% TFA. Different Boc protected amino acids attached to this resin are also…
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ALDRICH N-tert-Butyldiethanolamine, 97%
MilliporeSigmaSynonym(s): N,N -Bis(2-hydroxyethyl)- tert -butylamine; N - tert -Butyl-2,2′-iminodiethanol Formula: (CH3)3CN(CH2CH2OH)2 Formula Weight: 161.24 CAS No.: 2160-93-2 UN Number: UN3259 Purity: 97% Density: 0.983g/mLat…
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Bromoform, contains 1-3% ethanol as stabilizer, 96%
MilliporeSigmaSynonyms: Tribromomethane CAS Number: 75-25-2 Formula: CHBr3 Formula Weight: 252.73 Linear Formula: CHBr3 MDL No.: MFCD00000128 Purity: 0.96 Boiling Point: 146-150 C(lit.) Melting Point: 5-8 C (lit.) Density: 2.89 g/mL at 25 C(lit.) Refractive Index: n20/D 1.595(lit.)…
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Betaine hydrochloride, 99%
Thermo Scientific ChemicalsSynonym(s): (Carboxymethyl)trimethylammonium chloride Formula: (CH3)3NCH2CO2 HCl Formula weight: 153.61 Purity: 99% CAS Number: 590-46-5 Harmonized Tariff Code: 2923.90 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: …
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5-Bromoisoquinoline ; >/= 98% (GC)
AFG BiosciencePurity Limit: ≥ 98% (GC) CAS No.: 34784-04-8 Molecular Formula: C9H6BrN Molecular Weight: 208.06 MDL No.: MFCD01646405 Appearance: White to off-white crystalline powder Melting Point: 79-90 ºC Storage Temperature: Store at 0-8 °C
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1-Boc-3-piperidone
AFG BioscienceSynonyms: 3-Oxo-piperidine-1-carboxylic acid tert-butyl ester tert-Butyl 3-oxo-1-piperidinecarboxylate CAS No.: 98977-36-7 Molecular Formula: C10H17NO3 Molecular Weight: 199.22 MDL No.: MFCD01631193 Flash Point: >230 °F Melting Point: 35-40 °C(lit.) Storage Temperature: Store…
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Boron nitride, Refractory Brushable Paint, BN 31%
Thermo Scientific ChemicalsFormula: BN Harmonized Tariff Code: 2850.00 Hazard Statements: H301-H332 Toxic if swallowed. Harmful if inhaled. Precautionary Statements: P261-P301+P310-P304+P340-P312-P405-P501a Avoid breathing dust/fume/gas/mist/vapours/spray. IF SWALLOWED: Immediately call a POISON CENTER or…
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Bromoacetaldehyde dimethyl acetal, 97+%, stab. with potassium carbonate
Thermo Scientific ChemicalsSynonym(s): 2-Bromo-1,1-dimethoxyethane Formula: C6H13BrO2 Formula weight: 169.03 Purity: 97+%, stab. with potassium carbonate CAS Number: 7252-83-7 UN Number: UN2929 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code: 2911.00 Hazard Statements: …
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1-Benzylhydantoin ; >/= 98%
AFG BioscienceSynonyms: 1-Benzyl-imidazolidine-2,4-dione Purity Limit: ≥ 98% CAS No.: 6777-05-5 Molecular Formula: C10H10N2O2 Molecular Weight: 190.2 MDL No.: MFCD00466790 Appearance: White crystalline powder Melting Point: 136-144 °C Storage Temperature: Store at 0-8°C
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Boc-Arg(Tos)-OH ; >/= 99% (HPLC)
AFG BioscienceSynonyms: Boc-N?-4-toluenesulfonyl-L-arginine Purity Limit: ≥ 99% (HPLC) CAS No.: 13836-37-8 Molecular Formula: C18H28N4O6S Molecular Weight: 428.5 MDL No.: MFCD00065557 Appearance: White powder Melting Point: 86-110 °C Optical Rotation: [a]D20 = -3.5 ± 1º (C=4 in DMF) …