25 g, Reagents, B, MilliporeSigma
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ALDRICH Bromocyclopropane, 99%
MilliporeSigmaSynonym(s): Cyclopropyl bromide Formula: C3H5Br Formula Weight: 120.98 CAS No.: 4333-56-6 UN Number: UN1993 Purity: 99% Density: 1.51g/mLat 25°C(lit.) Storage: 2-8°C Packaging: 5, 25 g in glass bottle
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Boron tribromide, >=99.99%
MilliporeSigmaSynonyms: Tribromoboron CAS Number: 10294-33-4 Formula: BBr3 Formula Weight: 250.52 Linear Formula: BBr3 MDL No.: MFCD00011312 Purity: >=99.99% Boiling Point: ~90 C(lit.) Melting Point: -46 C (lit.) Density: 2.60 g/mL at 20 C(lit.) EC Number: 233-657-9 UNSPSC Code: …
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SIGMA BIS-TRIS propane, =99.0% (titration)
MilliporeSigmaSynonyms: 1,3-Bis[tris(hydroxymethyl)methylamino]propane Formula: CH2[CH2NHC(CH2OH)3]2 Formula Weight: 282.33 CAS No.: 64431-96-5 Purity: ≥99.0% (titration) Other Notes: Easily compare specifications for BIS-TRIS propane…
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ALDRICH 5-Bromopyrimidine, 97%
MilliporeSigmaFormula: C4H3BrN2 Formula Weight: 158.98 CAS No.: 4595-59-9 Purity: 97% Packaging: 25 g in poly bottle
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2-Bromopyridine, 0.99
MilliporeSigmaCAS Number: 109-04-6 Formula: C5H4BrN Formula Weight: 158 Linear Formula: C5H4BrN MDL No.: MFCD00006219 Purity: 0.99 Boiling Point: 192-194 C(lit.) Density: 1.657 g/mL at 25 C(lit.) Refractive Index: n20/D 1.572(lit.) Beilstein Registry Number: 105789 EC Number: …
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2-Bromoethyl methyl ether,
MilliporeSigmaSynonyms: 1-Bromo-2-methoxyethane CAS Number: 6482-24-2 Formula: C3H7BrO Formula Weight: 138.99 Linear Formula: BrCH2CH2OCH3 MDL No.: MFCD00000236 Boiling Point: 40-41 C/66 mmHg(lit.) Density: 1.479 g/mL at 25 C(lit.) Refractive Index: n20/D 1.447(lit.) Storage: 2-8C …
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ALDRICH Borane tert-butylamine complex, powder, 97%
MilliporeSigmaSynonym(s): tert -Butylamine borane; NSC 114045; Trihydro(2-methyl-2-propanamine) boron Formula: (CH3)3CNH2 · BH3 Formula Weight: 86.97 CAS No.: 7337-45-3 UN Number: UN2811 Purity: 97% Application: Reactant involved in:…
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Benzyl bromide, reagent grade, 98%
MilliporeSigmaSynonyms: alpha-Bromotoluene CAS Number: 100-39-0 Formula: C7H7Br Formula Weight: 171.03 Linear Formula: C6H5CH2Br MDL No.: MFCD00000172 Purity: 0.98 Boiling Point: 198-199 C(lit.) Melting Point: -3--1 C (lit.) Density: 1.438 g/mL at 25 C(lit.) Refractive Index: n20/D…
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ALDRICH 4,5-Bis(diphenylphosphino)-9,9-dimethylxanthene, 97%
MilliporeSigmaSynonym(s): Xantphos Formula: C39H32OP2 Formula Weight: 578.62 CAS No.: 161265-03-8 Purity: 97% Application: Ligand used in a synthesis of heterocycles by palladium-catalyzed C-N cross coupling of 3-bromothiophenes with 2-aminopyridines. Also used in…
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Biphenyl, ReagentPlus®, 99.5%
MilliporeSigmaFormula: C6H5C6H5 Formula Weight: 154.21 CAS No.: 92-52-4 Purity: 99.5% Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC Packaging: 1 kg in poly bottle Packaging: 25 g in poly bottle Packaging: 5 kg…
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ALDRICH 6-Bromo-2-naphthol, 97%
MilliporeSigmaFormula: BrC10H6OH Formula Weight: 223.07 CAS No.: 15231-91-1 Purity: 97% Packaging: 25, 100 g in glass bottle
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2,2'-Bipyridyl, ReagentPlus®, =99%
MilliporeSigmaSynonyms: 2,2′-Bipyridine; 2,2′-Dipyridine; 2,2′-Dipyridyl Formula: C10H8N2 Formula Weight: 156.18 CAS No.: 366-18-7 Purity: ≥99% Application: Bidentate ligand 1 employed in transition metal catalysis 2 and aluminum…
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ALDRICH 1-Bromo-4-fluorobenzene, 99%
MilliporeSigmaFormula: BrC6H4F Formula Weight: 175.00 CAS No.: 460-00-4 UN Number: UN1993 Purity: 99% Density: 1.593g/mLat 25°C(lit.) Packaging: 25, 100, 500 g in glass bottle
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ALDRICH 4-Bromobenzaldehyde, ReagentPlus®, 99%
MilliporeSigmaFormula: BrC6H4CHO Formula Weight: 185.02 CAS No.: 1122-91-4 Purity: 99% Application: Employed in palladium-catalyzed mono- and bis-arylation of 3,4-(ethylenedioxy)thioph enes. Also used in a cross-coupling study with potassium vinyltrifluoroborate. Legal…
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ALDRICH (Diacetoxyiodo)benzene, 98%
MilliporeSigmaSynonym(s): Iodobenzene I,I-diacetate; Iodosobenzene I,I-diacetate Formula: C6H5I(O2CCH3)2 Formula Weight: 322.10 CAS No.: 3240-34-4 Purity: 98% Application: Rh2(esp)2: An Exceptionally Efficient and Selective Catalyst for C-H…
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4'-Bromoacetophenone For Synthesis
MilliporeSigmaCAS No.: 99-90-1 UN No.: UN3335 Solubility: (20°C) practically insoluble Melting Point: 49 - 52°C Molar Mass: 199.04 g/mol Boiling Point: 255°C (1013 hPa) Flash Point: >100°C Refractive Index: >100°C
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ALDRICH 3-Bromopropionitrile, 99%
MilliporeSigmaFormula: BrCH2CH2CN Formula Weight: 133.97 CAS No.: 2417-90-5 UN Number: UN3276 Purity: 99% Density: 1.615g/mLat 25°C(lit.) Packaging: 25, 100 g in glass bottle
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ALDRICH (S)-4-Benzyl-2-oxazolidinone, 99%
MilliporeSigmaFormula: C10H11NO2 Formula Weight: 177.20 CAS No.: 90719-32-7 Purity: 99% Application: Chiral auxiliary used recently in a synthesis of ( S )-equol. Preparation and functionalization of chiral, stabilized ylides. Packaging: 5 g in glass bottle
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ALDRICH Benzenesulfonyl chloride, 96%
MilliporeSigmaFormula: C6H5SO2Cl Formula Weight: 176.62 CAS No.: 98-09-9 UN Number: UN2225 Purity: 96% Density: 1.384g/mLat 25°C(lit.) Packaging: 1, 3 kg in glass bottle
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Synonyms: BDM; Biacetyl monoxime; Diacetyl monoxime Formula: CH3C(=NOH)COCH3 Formula Weight: 101.10 CAS No.: 57-71-6 Purity: ≥99.0% (N); ≥99.0% Analysis Note: Solubility: 0.5 g are completely soluble and give a clear solution in 10 mL water or also…
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3-Bromopyridine, 0.99
MilliporeSigmaCAS Number: 626-55-1 Formula: C5H4BrN Formula Weight: 158 Linear Formula: C5H4BrN MDL No.: MFCD00006373 Purity: 0.99 Boiling Point: 173 C(lit.) Density: 1.64 g/mL at 25 C(lit.) Refractive Index: n20/D 1.571(lit.) Beilstein Registry Number: 105880 EC Number: 210-952-0 …
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ALDRICH Boc-Sar-OH, Greater Than or Equal to 99.0% (T)
MilliporeSigmaSynonym(s): Boc- N -methylglycine; Boc-sarcosine Formula: (CH3)3COCON(CH3)CH2COOH Formula Weight: 189.21 CAS No.: 13734-36-6 Purity: ≥99.0% (T) Storage: 2-8°C Packaging: 5, 25 g in glass bottle
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ALDRICH 3,5-Di-tert-butylcatechol, 98%
MilliporeSigmaFormula: [(CH3)3C]2C6H2-1,2-(OH)2 Formula Weight: 222.32 CAS No.: 1020-31-1 Purity: 98% Packaging: 25 g in poly bottle
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SIGMA BIS-TRIS hydrochloride, =99.0% (titration)
MilliporeSigmaSynonyms: 2,2-Bis(hydroxymethyl)-2,2′,2″-nitrilotriethanol; 2-Bis(2-hydroxyethyl)amino-2-(hydroxymethyl)-1,3-propanediol; Bis(2-hydroxyethyl)aminotris(hydroxymethyl)methane Formula: C8H19NO5 · HCl Formula Weight: 245.70 CAS No.: 124763-51-5 …
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ALDRICH 1-Boc-piperazine, 97%
MilliporeSigmaSynonym(s): tert -Butyl piperazine-1-carboxylate Formula: C9H18N2O2 Formula Weight: 186.25 CAS No.: 57260-71-6 Purity: 97% Application: Preparation of monosubstituted piperazines, e.g. in the synthesis of indazole DNA gyrase inhibitors. …
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ALDRICH 4-Bromobutyryl chloride, 95%
MilliporeSigmaFormula: BrCH2CH2CH2COCl Formula Weight: 185.45 CAS No.: 927-58-2 UN Number: UN3265 Purity: 95% Density: 1.602g/mLat 25°C(lit.) Supplemental Hazards: Reacts violently with water. Packaging: 5, 25 g in glass bottle
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Synonym(s): Bismuth trinitrate pentahydrate Formula: Bi(NO3)3 · 5H2O Formula Weight: 485.07 CAS No.: 10035-06-0 UN Number: UN1477 Purity: 99.999% trace metals basis Application: An excellent oxidant for a variety of 4-substituted Hantzsch…
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ALDRICH 2-Bromothiazole, 98%
MilliporeSigmaFormula: C3H2BrNS Formula Weight: 164.02 CAS No.: 3034-53-5 Purity: 98% Density: 1.82g/mLat 25°C(lit.) Application: Aryl halide used to N -arylate 5- and 7-azaindoles. Copper-catalyzed cyanation provides 2-cyanothiazole. Storage: 2-8°C …
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SIGMA BICINE, =99% (titration)
MilliporeSigmaSynonyms: N,N -Bis(2-hydroxyethyl)glycine Formula: C6H13NO4 Formula Weight: 163.17 CAS No.: 150-25-4 Purity: ≥99% (titration) Application: Recommended buffer for low temperature biochemical work. 1 Used in the preparation of stable substrate…
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GR ACS Bromocresol Green, Sodium Salt
MilliporeSigmaFormula: C21H13Br4O5SNa Formula Weight: 720.00 CAS Number: 62625-32-5 Synonym(s): 3`,3``,5`,5``-tetrabromo-m-cresolsulfonephthalein Sodium Salt
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ALDRICH Bromocyclopentane, Greater Than or Equal to 98%
MilliporeSigmaSynonym(s): Cyclopentyl bromide Formula: C5H9Br Formula Weight: 149.03 CAS No.: 137-43-9 UN Number: UN1993 Purity: ≥98% Density: 1.39g/mLat 25°C(lit.) Packaging: 25, 100, 250 g in glass bottle