Reagents, B, MilliporeSigma, 25 g
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Bromocresol Green sodium salt, ACS reagent, Dye content 90 %
MilliporeSigmaCAS No.: 62625-32-5 Synonyms: 3′,3″,5′,5″-Tetrabromo- m -cresolsulfonphthalein sodium salt Formula: C21H13Br4NaO5S Formula Weight: 720 Linear Formula: C21H13Br4NaO5S MDL…
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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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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 Benzyltriethylammonium chloride, 99%
MilliporeSigmaFormula: C6H5CH2N(Cl)(C2H5)3 Formula Weight: 227.77 CAS No.: 56-37-1 Purity: 99% Packaging: 25, 100, 500 g in glass bottle
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Synonym(s): tert -Butyl N -(4-bromobutyl)carbamate Formula: Br(CH2)4NHCO2C(CH3)3 Formula Weight: 252.15 CAS No.: 164365-88-2 Purity: ≥90% (AT) Other Notes: Building block for the synthesis of natural products and…
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Bromophenol Blue sodium salt, Dye content 90 %, ACS reagent
MilliporeSigmaCAS No.: 34725-61-6 Synonyms: 3′,3′′,5′,5′′-Tetrabromophenolsulfophthalein sodium salt Formula: C19H9Br4NaO5S Formula Weight: 691.94 Linear Formula: C19H9Br4NaO5S…
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Bromotrimethylsilane, 0.97
MilliporeSigmaSynonyms: TMBS; Trimethylbromosilane; Trimethylsilyl bromide CAS Number: 2857-97-8 Formula: C3H9BrSi Formula Weight: 153.09 Linear Formula: (CH3)3SiBr MDL No.: MFCD00000048 Purity: 0.97 Boiling Point: 79 C(lit.) Density: 1.16 g/mL at 25 C(lit.) Refractive Index: n20/D…
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1-Bromobutane, ReagentPlus®, 99%
MilliporeSigmaSynonyms: Butyl bromide Formula: CH3(CH2)3Br Formula Weight: 137.02 CAS No.: 109-65-9 Purity: 99% Density: 1.276 g/mL at 25 °C(lit.) Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC Packaging: 1, 2.5 kg in…
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SIGMA BES, =99.0% (titration)
MilliporeSigmaSynonyms: N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic acid; N,N-Bis(2-hydroxyethyl)taurine Formula: C6H15NO5S Formula Weight: 213.25 CAS No.: 10191-18-1 Purity: ≥99.0% (titration)
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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 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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ALDRICH 3-Buten-2-ol, 97%
MilliporeSigmaSynonym(s): Methyl vinyl carbinol Formula: CH2=CHCH(OH)CH3 Formula Weight: 72.11 CAS No.: 598-32-3 UN Number: UN1987 Purity: 97% Density: 0.832g/mLat 25°C(lit.) Packaging: 5, 25 g in glass bottle
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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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ALDRICH 3-Bromopropionyl chloride, technical grade
MilliporeSigmaFormula: BrCH2CH2COCl Formula Weight: 171.42 CAS No.: 15486-96-1 UN Number: UN3265 Density: 1.701g/mLat 25°C(lit.) Storage: 2-8°C Packaging: 25, 100 g in glass bottle
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ALDRICH 4'-Bromoacetophenone, 98%
MilliporeSigmaSynonym(s): 1-Acetyl-4-bromobenzene Formula: BrC6H4COCH3 Formula Weight: 199.04 CAS No.: 99-90-1 Purity: 98% Packaging: 25, 100 g in glass 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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ALDRICH (1-Bromoethyl)benzene, 97%
MilliporeSigmaSynonym(s): α-Methylbenzyl bromide Formula: C6H5CH(CH3)Br Formula Weight: 185.06 CAS No.: 585-71-7 Purity: 97% Density: 1.356g/mLat 25°C(lit.) Packaging: 25, 100 g in glass bottle
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4-Bromobenzenesulfonyl chloride, 0.98
MilliporeSigmaCAS Number: 98-58-8 Formula: C6H4BrClO2S Formula Weight: 255.52 Linear Formula: BrC6H4SO2Cl MDL No.: MFCD00007437 Purity: 0.98 Boiling Point: 153 C/15 mmHg(lit.) Melting Point: 73-75 C (lit.) Beilstein Registry Number: 743518 EC Number: 202-683-2 UNSPSC Code: 12352100…
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ALDRICH Boc-Ser(Bzl)-OH, Greater Than or Equal to 99.0% (T)
MilliporeSigmaSynonym(s): N -( tert -Butoxycarbonyl)- O -benzyl-L-serine; Boc- O -benzyl-L-serine Formula: C6H5CH2OCH2CH(COOH)NHCOOC(CH3)3 Formula Weight: 295.33 CAS No.: 23680-31-1 Purity: ≥99.0% (T) Packaging: 5, 25 g in…
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ALDRICH 4-Bromobenzotrifluoride, 99%
MilliporeSigmaSynonym(s): 1-Bromo-4-(trifluoromethyl)benzene; 4-Bromo-α,α,α-trifluorotoluene Formula: BrC6H4CF3 Formula Weight: 225.01 CAS No.: 402-43-7 UN Number: UN1993 Purity: 99% Density: 1.607g/mLat 25°C(lit.) Packaging: 5, 25, 100…
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Biotin, =99% (TLC), lyophilized powder
MilliporeSigmaSynonyms: D-Biotin; Bios II; Coenzyme R; Vitamin B7; Vitamin H Formula: C10H16N2O3S Formula Weight: 244.31 CAS No.: 58-85-5 Purity: ≥99% (TLC) Storage Temperature: 2-8°C Application: May be used to elute proteins from…
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ALDRICH 2-Bromomesitylene, 98%
MilliporeSigmaSynonym(s): 2-Bromo-1,3,5-trimethylbenzene Formula: 1,3,5-(CH3)3C6H2Br Formula Weight: 199.09 CAS No.: 576-83-0 Purity: 98% Density: 1.301g/mLat 25°C(lit.) Packaging: 25, 100 g in glass bottle
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Synonym(s): Di(cyclopentadienyl)zirconium(IV) chloride hydride; Schwartz' reagent; Zirconocene chloride hydride Formula: C10H11ClZr Formula Weight: 257.87 CAS No.: 37342-97-5 UN Number: UN3131 Purity: 95% Application: Reagent for the functionalization of…
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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 (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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ALDRICH 2-Bromotoluene, 99%
MilliporeSigmaFormula: CH3C6H4Br Formula Weight: 171.03 CAS No.: 95-46-5 Purity: 99% Density: 1.422g/mLat 25°C(lit.) Storage: 2-8°C Packaging: 25, 100 g in glass bottle
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ALDRICH O-Benzylhydroxylamine hydrochloride, 99%
MilliporeSigmaSynonym(s): Benzyloxyamine hydrochloride Formula: C6H5CH2ONH2 · HCl Formula Weight: 159.61 CAS No.: 2687-43-6 Purity: 99% Application: Effective reagent used to prepare α-hydroxybenzylamines from α-hydroxyketones. Packaging: …
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N,O-Bis(trimethylsilyl)trifluoroacetamide, >=99%
MilliporeSigmaSynonyms: BSTFA CAS Number: 25561-30-2 Formula: C8H18F3NOSi2 Formula Weight: 257.4 Linear Formula: CF3C[=NSi(CH3)3]OSi(CH3)3 MDL No.: MFCD00008269 Purity: >=99% Boiling Point: 45-50 C/14 mmHg(lit.) Density: 0.969 g/mL at 25 C(lit.) Refractive Index: n20/D 1.384(lit.) …
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ALDRICH 2-Bromobenzaldehyde, 98%
MilliporeSigmaFormula: BrC6H4CHO Formula Weight: 185.02 CAS No.: 6630-33-7 Purity: 98% Density: 1.585g/mLat 25°C(lit.) Packaging: 10, 25 g in glass bottle
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ALDRICH 5-Bromo-2-methoxybenzaldehyde, 99%
MilliporeSigmaSynonym(s): 5-Bromo- o -anisaldehyde Formula: BrC6H3(OCH3)CHO Formula Weight: 215.04 CAS No.: 25016-01-7 Purity: 99% Packaging: 25 g in glass bottle
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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…