Reagents, B

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  • ALDRICH Boron trifluoride diethyl etherate, for synthesis

    MilliporeSigma

    Synonym(s): Boron trifluoride ethyl etherate Formula: BF3 · O(C2H5)2 Formula Weight: 141.93 CAS No.: 109-63-7 UN Number: UN2604 Density: 1.15g/mL(lit.) Application: Catalyst used in the preparation of cyclopentyl- and…

  • ALDRICH 4-Bromo-2-(trifluoromethyl)pyridine hydrobromide, 95%

    MilliporeSigma

    Empirical Formula: C6H3BrF3N-+HBr Linear Formula: C6H3BrF3N-+HBr Formula Weight: 306.91 MDL Number: MFCD18432613 Purity: 95% Melting Point: 96-101 °C Storage: −20°C

  • Butylhydroxytoluene

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): 2,6-Di- tert -butyl-4-methylphenol; 2,6-Di- tert -butyl- p -cresol; BHT; Butylated hydroxytoluene; Butylhydroxytoluene; DBPC Empirical Formula: C15H24O Formula Weight: 220.35 Linear Formula: …

  • "Beef extract powder, for microbiology"

    MilliporeSigma

    CAS No.: 68990-09-0 Application: For use in general purpose media.

  • Bromoform For Separation Of Minerals Mixtures

    MilliporeSigma

    CAS No.: 75-25-2 Solubility: 1 g/l (20°C) Melting Point: 9.2°C Molar Mass: 252.73 g/mol Boiling Point: 149.5°C (1013 mbar) Vapor Pressure: 6.4 hPa (20°C) Density: 2.89 g/cm3 (20°C) Hill Formula: CHBr3

  • SIGMA BLUEeye Prestained Protein Ladder room temperature stable molecular weight…

    MilliporeSigma

    Storage: −20°C

  • ALDRICH 11-Bromo-1-undecene, 95%

    MilliporeSigma

    Formula: Br(CH2)9CHCH2 Formula Weight: 233.19 CAS No.: 7766-50-9 Purity: 95% Density: 1.063g/mLat 25°C(lit.) Application: Used in advanced polymer dielectrics. Packaging: 5, 25 mL in glass bottle

  • Benzonase® Nuclease, =250 units/µL, =90% (SDS-PAGE), recombinant, expressed in E…

    MilliporeSigma

    Synonym: Endonuclease from Serratia marcescens CAS Number: 9025-65-4 EC Number: 231-791-2 Enzyme Commission (EC) Number: 3.1.30.2 MDL Number: MFCD00131010 Application Used for the removal of nucleic acid from protein samples. Benzonase nuclease, or…

  • ALDRICH (±)-1,2,4-Butanetriol, technical, Greater Than or Equal to 90% (GC)

    MilliporeSigma

    Formula: HOCH2CH2CH(OH)CH2OH Formula Weight: 106.12 CAS No.: 3068-00-6 Purity: ≥90% (GC) Density: 1.19g/mLat 25°C(lit.) Packaging: 25, 100 mL in glass bottle

  • Baird-Parker Agar Base, Granulated

    MilliporeSigma

    Meets ACS Specifications Synonyms: Ethylene Glycol Monomethyl Ether, Methyl Cellosolve Formula: CH3OCH2CH2OH Formula Weight: 76.10 CAS Number: 109-86-4

  • Benzidine dihydrochloride

    MilliporeSigma

    for experimental carcinogenesis, ≥99.0% Synonym(s): 4,4'-Diaminobiphenyl dihydrochloride Empirical Formula: C12H12N2 -+ 2HCl Formula Weight: 257.16 Linear Formula: C12H12N2 -+ 2HCl MDL Number: MFCD00040389 …

  • Murashige and Skoog Basal Medium, powder, plant cell culture tested, with…

    MilliporeSigma

    Synonym: MS Basal Medium, Murashige and Skoog (Gamborg Modified) Basal Media MDL Number: MFCD00240976 Formula Variant With the macro- and micronutrients as described by Murashige and Skoog (1962) and the vitamins as described by Gamborg, et al. (1968). Preparation Note …

  • ALDRICH Boc-Gly-OH-2-13C,15N, 98 atom % 15N, 99 atom % 13C

    MilliporeSigma

    Synonym(s): N -( tert -Butoxycarbonyl)glycine-2- 13 C, 15 N; Glycine-2- 13 C, 15 N, N - t -Boc derivative Empirical Formula: 13 CC6H13 15 NO4 Linear Formula: Boc- 15 NH 13 CH2CO2H Formula Weight: 177.17 MDL Number: MFCD01075389 …

  • SIAL Bromophenol Blue

    MilliporeSigma

    Synonym(s): 3',3'',5',5''-Tetrabromophenolsulfonephthalein; Bromophenol Blue (BPB); Bromphenol Blue Sultone Form Empirical Formula: C19H10Br4O5S Formula Weight: 669.96 Linear Formula: C19H10Br4O5S …

  • ALDRICH 2-Bromo-4'-(trifluoromethyl)acetophenone, 95%

    MilliporeSigma

    Synonym(s): 4-(Trifluoromethyl)phenacyl bromide Formula: C9H6BrF3O Formula Weight: 267.04 CAS No.: 383-53-9 Purity: 95% Storage: 2-8°C Packaging: 1, 5 g in glass bottle

  • "Brewer thioglycollate medium, for microbiology"

    MilliporeSigma

    Synonyms: Thioglycollate Medium (Brewer) Application: Used for testing the sterility of biological products. Components: Components (g/L) Proteose Peptone 10.00 Infusion from Beef 17.50 Dextrose 5.00 Sodium Chloride 5.00 Dipotassium Phosphate 2.00 Sodium Thioglycollate 0.50 Methylene Blue…

  • "Boscalid, PESTANAL®, analytical standard"

    MilliporeSigma

    Synonyms: 2-Chloro- N -(4′-chlorobiphenyl-2- yl)-nicotinamide Formula: C18H12Cl2N2O Formula Weight: 343.21 CAS No.: 188425-85-6 Legal Information: PESTANAL is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH

  • Biperiden hydrochloride

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): 1-(5-Bicyclo[2.2.1]hept-2-enyl)-1-phenyl-3-(1-piperidinyl)propan-1-ol hydrochloride; Akineton; Akinophyl Empirical Formula: C21H30ClNO Formula Weight: 347.92 Linear Formula: C21H30ClNO

  • SIGMA Benoxathian hydrochloride solid

    MilliporeSigma

    Synonym(s): 2-[[[2-(2,6-Dimethoxyphenoxy)ethyl]-amino]-methyl]-1,4-benzoxathian hydrochloride Empirical Formula: C19H23NO4S -+ HCl Linear Formula: C19H23NO4S -+ HCl Formula Weight: 397.92 MDL Number: MFCD00055188

  • SIGMA Benzocaine,

    MilliporeSigma

    Synonyms: 4-Aminobenzoic acid ethyl ester; Ethyl 4-aminobenzoate Formula: C9H11NO2 Formula Weight: 165.19 CAS No.: 94-09-7

  • ALDRICH 1-Bromopentane, 98%

    MilliporeSigma

    Synonym(s): n -Amyl bromide; Pentyl bromide Formula: CH3(CH2)4Br Formula Weight: 151.04 CAS No.: 110-53-2 UN Number: UN1993 Purity: 98% Density: 1.218g/mLat 25°C(lit.) Packaging: 100, 500 g in glass bottle

  • SIGMA B-Zearalanol ~98% (HPLC)

    MilliporeSigma

    Synonym(s): 2,4-Dihydroxy-6-(6β,10-dihydroxyundecyl]benzoic acid μ-lactone Empirical Formula: C18H26O5 Linear Formula: C18H26O5 Formula Weight: 322.40 MDL Number: MFCD00151077 Purity: ~98% (HPLC) Storage: −20°C

  • ALDRICH 3,5-Di-tert-butyltoluene, 95%

    MilliporeSigma

    Formula: CH3C6H3[C(CH3)3]2 Formula Weight: 204.35 CAS No.: 15181-11-0 Purity: 95% Density: 0.86g/mLat 25°C(lit.) Packaging: 25 g in glass bottle

  • ALDRICH Betulinic acid, technical grade, 90%

    MilliporeSigma

    Synonym(s): 3β-Hydroxy-20(29)-lupaene-28-oic acid Empirical Formula: C30H48O3 Linear Formula: C30H48O3 Formula Weight: 456.70 MDL Number: MFCD00009619 Purity: 90% Melting Point: 295-298 °C…

  • SIGMA Benzoyl peroxide blend with dicyclohexyl phthalate suitable for use as a…

    MilliporeSigma

    Empirical Formula: C14H10O4 Linear Formula: C14H10O4 Formula Weight: 242.23 MDL Number: MFCD00003071 Storage: 2-8°C

  • ALDRICH Butylated hydroxyanisole, Greater Than or Equal to 98.5%

    MilliporeSigma

    Synonym(s): 2(3)- t -Butyl-4-hydroxyanisole; 2(3)- t -Butylhydroquinone monomethyl ether; BHA Formula: (CH3)3CC6H3(OCH3)OH Formula Weight: 180.24 CAS No.: 25013-16-5 Purity: ≥98.5% Other Notes: Mixed isomers (minimum 90%…

  • ALDRICH (Diacetoxyiodo)benzene, 98%

    MilliporeSigma

    Synonym(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…

  • SUPELCO 2-Bromo-1-chloropropane solution

    MilliporeSigma

    2000 μg/mL in methanol, analytical standard Empirical Formula: C3H6BrCl Formula Weight: 157.44 Linear Formula: C3H6BrCl Storage: 2-8°C RIDADR: UN 1230 3/PG 2

  • ALDRICH 1-Benzyl-4-iodo-1H-pyrazole, 97%

    MilliporeSigma

    Empirical Formula: C10H9IN2 Linear Formula: C10H9IN2 Formula Weight: 284.10 MDL Number: MFCD04038745 Purity: 97% Melting Point: 62-66 °C

  • SUPELCO 1-Bromo-4-fluorobenzene, analytical standard

    MilliporeSigma

    Formula: BrC6H4F Formula Weight: 175.00 CAS No.: 460-00-4 Density: 1.593 g/mL at 25 °C(lit.)

  • ALDRICH Bis(triphenylphosphine)palladium(II) dichloride, Greater Than or Equal…

    MilliporeSigma

    Synonym(s): Dichlorobis(triphenylphosphine)palladium(II); Palladium(II)bis(triphenylphosphine) dichloride; PdCl2(PPh3)2 Formula: [(C6H5)3P]2PdCl2 Formula Weight: 701.90 CAS No.: 13965-03-2 Purity: …

  • Benzyl benzoate, ReagentPlus®, =99.0%

    MilliporeSigma

    Synonyms: Benzoic acid benzyl ester Formula: C6H5COOCH2C6H5 Formula Weight: 212.24 CAS No.: 120-51-4 Purity: ≥99.0% Density: 1.118 g/mL at 20 °C(lit.) Legal Information: ReagentPlus is a registered trademark of…

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