MilliporeSigma, 1 g
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Synonym(s): Retinol acetate; Vitamin A acetate Formula: C22H32O2 Formula Weight: 328.49 CAS No.: 127-47-9 General description: Retinyl-acetate (aka Vitamin A) is found in classical media formulations such as M-199; NCTC-109 and William’s Medium…
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ALDRICH Samarium(III) trifluoromethanesulfonate, 98%
MilliporeSigmaSynonym(s): Samarium(III) triflate; Trifluoromethanesulfonic acid samarium(III) salt Empirical Formula: C3F9O9S3Sm Linear Formula: Sm(SO3CF3)3 Formula Weight: 597.57 MDL Number: MFCD00192431 Purity: 98%
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Synonym(s): (+)-MTPA; Mosher's acid Formula: C6H5C(OCH3)(CF3)CO2H Formula Weight: 234.17 CAS No.: 20445-31-2 Purity: 99% Density: 1.344g/mLat 25°C(lit.) Application: Derivatizing reagent for determination of…
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Synonyms: P3HT Linear Structural Formula: (C10H14S)n
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perfluoro(benzyltetralin) AldrichCPR
MilliporeSigmaMolecular Formula: C17F30 Molecular Weight: 774.13 Linear Structural Formula: C17F30 MDL Number: MFCD00084640 Other Notes: Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does not collect…
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Chemical Formula: [(C6H5)3P]2PdCl2 Hill Formula: C36H30Cl2P2Pd CAS Number: 13965-03-2 UN Number: UN1759
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D-(-)-Tagatose >=98.5%
MilliporeSigmaEmpirical Formula: C6H12O6 Linear Formula: C6H12O6 Formula Weight: 180.16 MDL Number: MFCD00134449 Purity: ≥98.5% Beilstein Registry Number: 1724555
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Gly-Glu
MilliporeSigmaEmpirical Formula: C7H12N2O5 Linear Formula: C7H12N2O5 Formula Weight: 204.18 MDL Number: MFCD00008128 Storage: −20°C
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ALDRICH Piperine, 97%
MilliporeSigmaSynonym(s): ( E , E )-5-(3,4-Methylenedioxyphenyl)-2,4-pentadienoylpiperidide; 1-Piperoylpiperidine Formula: C17H19NO3 Formula Weight: 285.34 CAS No.: 94-62-2 Purity: 97% Application: Reactant for synthesis of: • Dimeric amide alkaloids…
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ALDRICH 5-(4-Bromophenyl)isoxazole-3-propionic acid, 97%
MilliporeSigmaEmpirical Formula: C12H10BrNO3 Linear Formula: C12H10BrNO3 Formula Weight: 296.12 MDL Number: MFCD08276790 Purity: 97% Melting Point: 169-173 °C
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Synonym(s): (1 S )-1-[Bis(1,1-dimethylethyl)phosphino]-2-[(1 S )-1-(diphenylphosphino)ethyl]ferrocene (acc to CAS); Josiphos SL-J502-2 Empirical Formula: C32H40FeP2 Linear Formula: C32H40FeP2 Formula Weight: 542.45 MDL…
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Synonyms: PEG-PPG-PEG; Pluronic P-123 diacrylate; Pluronic diacrylate Linear Structural Formula: C3H3O[C2H4O]x[C3H6O]y[C2H4O]zC3H3O2 Storage: -20C Application: Poloxamers are nonionic, triblock copolymers containg a central hydrophobic chain of poly(propylene glycol) (PPG) and two…
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Synonym: Endopeptidase K CAS Number: 39450-01-6 EC Number: 254-457-8 Enzyme Commission (EC) Number: 3.4.21.64 MDL number: MFCD00132129 Biochem/physiol Actions Proteinase K is a stable and highly reactive serine protease. Evidence from crystal and molecular…
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Synonym(s): (1 R )- trans -1,2-Cyclohexanediamine Formula: C6H10(NH2)2 Formula Weight: 114.19 CAS No.: 20439-47-8 UN Number: UN3259 Purity: 98% Application: Versatile ligand for the formation of metal complexes. Used in the synthesis of…
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ALDRICH 1,2-Dichloroethane-d4, 99 atom % D
MilliporeSigmaSynonyms: Ethylene-d4 dichloride Formula: ClCD2CD2Cl Formula Weight: 102.98 CAS No.: 17060-07-0 Density: 1.307 g/mL at 25 °C(lit.) Packaging: 1, 5 g in ampule
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ALDRICH 8-Mercaptooctanoic acid, 95%
MilliporeSigmaSynonym(s): 8-Thiooctanoic acid; MOA Empirical Formula: C8H16O2S Linear Formula: C8H16O2S Formula Weight: 176.28 MDL Number: MFCD08705279 Purity: 95% Density: 1.0326 g/mL at 25 °C Refractive…
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Hexamethyldisilathiane, synthesis grade
MilliporeSigmaSynonyms: (TMS)2S; HMDS; Bis(trimethylsilyl) sulfide; NSC 252160 CAS Number: 3385-94-2 Formula: C6H18SSi2 Formula Weight: 178.44 Linear Formula: (CH3)3SiSSi(CH3)3 MDL No.: MFCD00014851 Boiling Point: 164 C(lit.) Density: 0.846 g/mL at 25 C(lit.) Refractive Index: n20/D…
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Polyethylene Glycol 3350 Pharmaceutical Secondary Standard
MilliporeSigmaPharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Synonyms: Poly(ethylene glycol); PEG Linear Structural Formula: H(OCH2CH2)nOH…
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Novobiocin sodium, meets USP testing specifications
MilliporeSigmaSynonyms: Novobiocin sodium salt Formula: C31H35N2NaO11 Formula Weight: 634.61 CAS No.: 1476-53-5 Storage Temperature: 2-8°C Application: For the production of positively supercoiled plasmid DNA. 1 Inhibitor of bacterial DNA gyrase and…
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Tris(dimethylamino)sulfonium difluorotrimethylsilicate is widely used in organic synthesis as a source of fluoride ion for the synthesis of fluorinated compounds by C-F bond formation. It is also used as a reagent in hydrosilylation, cyanomethylation of ketones and Pd-catalyzed cross-coupling…
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Molecular Formula: C14H25BClNO2 Molecular Weight: 285.62 Linear Structural Formula: C14H25BClNO2 Other Notes: Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does not collect analytical data…
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ALDRICH 3-(3-Methylphenyl)propionic acid, 97%
MilliporeSigmaSynonym(s): 3-Methylhydrocinnamic acid Empirical Formula: C10H12O2 Linear Formula: H3CC6H4CH2CH2CO2H Formula Weight: 164.20 MDL Number: MFCD00060326 Purity: 97% Melting Point: 39-42 °C(lit.)
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DL-Dithiothreitol, BioXtra, =99.0% (titration)
MilliporeSigmaSynonyms: threo -1,4-Dimercapto-2,3-butanediol; Cleland's reagent; DTT Formula: HSCH2CH(OH)CH(OH)CH2SH Formula Weight: 154.25 CAS No.: 3483-12-3 Purity: ≥99.0% (titration) Storage Temperature: 2-8°C Application: An excellent reagent for maintaining SH…
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Synonym(s): Liothyronine; O-(4-Hydroxy-3-iodophenyl)-3,5-diiodo-L-tyrosine sodium salt; T3 Formula: C15H11I3NNaO4 Formula Weight: 672.96 CAS No.: 55-06-1 Purity: ≥95% Physical form: powder-0 °C; stock-frozen in…
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MDL Number: MFCD00131232 Storage: 2-8°C
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CAS No.: 58-08-2 Synonyms: Caffeine; 1,3,7-Trimethylxanthine Formula: C8H10N4O2 Formula Weight: 194.19 Linear Formula: C8H10N4O2 MDL No.: MFCD00005758 Melting Point: 234-236.5 °C(lit.)
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ALDRICH N,N,N',N'- Tetramethyl-1,3-phenylenediamine, 97%
MilliporeSigmaSynonym(s): 1,3-Bis(dimethylamino)benzene; N,N,N′,N′ -Tetramethyl- m -phenylenediamine; N 1 ,N 1 ,N 3 ,N 3 -Tetramethylbenzene-1,3-diamine Formula: C10H16N2 Formula Weight: 164.25 CAS No.: 22440-93-3 Purity: 97% Density: 0.976g/mLat…
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ALDRICH 2,2,2-Trifluoroethanethiol, 95%
MilliporeSigmaFormula: CF3CH2SH Formula Weight: 116.11 CAS No.: 1544-53-2 UN Number: UN3336 Purity: 95% Density: 1.305g/mLat 25°C(lit.) Packaging: 1, 10 g in ampule
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(±)-Propranolol hydrochloride =99% (TLC), powder
MilliporeSigmaSynonym: (±)-1-Isopropylamino-3-(1-naphthyloxy)-2-propanol hydrochloride, DL-Propranolol hydrochloride CAS Number: 318-98-9 Empirical Formula (Hill Notation): C16H21NO2 · HCl Molecular Weight: 295.80 Beilstein Registry Number: 4164259 …
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Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Synonyms: Ethylenediaminetetraacetic acid iron(III) sodium salt trihydrate …
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Polyethylenimine, linear average Mn 2,500, PDI <1.2
MilliporeSigmaSynonym: PEI CAS Number: 9002-98-6 Linear Formula: (CH2CH2NH)n Packaging 1 g in glass bottle General Description All polyethylene imine polymers are hydrophilic and may contain approx. 30% hydrated water.
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Sodium glycocholate hydrate >=97% (TLC)
MilliporeSigmaSynonym(s): 3α,7α,12α-Trihydroxy-5β-cholan-24-oic acid N-(carboxymethyl)amide sodium salt; Glycocholic acid sodium salt hydrate; N-(3α,7α,12α-Trihydroxy-24-oxocholan-24-yl)glycine sodium salt; N-Cholylglycine sodium salt Empirical Formula: …