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7303 results for "Bis[2-(4-azidosalicylamide)ethyl]disulfide"

7303 Results for: "Bis[2-(4-azidosalicylamide)ethyl]disulfide"

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524 Calibration Mix #8 (12 components), Restek

524 Calibration Mix #8 (12 components), Restek

Supplier: Restek

Mix Contains: Carbon disulfide (75-15-0); Chloroacetonitrile (107-14-2); 1-Chlorobutane (Butyl chloride) (109-69-3); trans-1,4-Dichloro-2-butene (110-57-6); 1,1-Dichloro-2-propanone (513-88-2); Diethyl ether (ethyl ether) (60-29-7); Hexachloroethane (67-72-1); Iodomethane (methyl iodide) (74-88-4); Methacrylonitrile (126-98-7); Methyl tert-butyl ether (MTBE) (1634-04-4); 2-Nitropropane (79-46-9); Propionitrile (107-12-0).

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Lawesson's reagent ≥95.0% (by titrimetric analysis)

Supplier: TCI America

[Sulfurating Reagent]
CAS Number: 19172-47-5
MDL Number: MFCD00005171
Molecular Formula: C14H14O2P2S4
Molecular Weight: 404.45
Purity/Analysis Method: >95.0% (T)
Form: Crystal
Melting point (°C): 230

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4,4'-Dithiodibutyric acid ≥99.0% (by GC, titration analysis)

Supplier: TCI America

CAS Number: 2906-60-7
MDL Number: MFCD00004406
Molecular Formula: C8H14O4S2
Molecular Weight: 238.32
Purity/Analysis Method: >99.0% (GC,T)
Form: Crystal
Melting point (°C): 110

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Belleau's Reagent

Supplier: TCI America

[Sulfurating Reagent]
CAS Number: 88816-02-8
MDL Number: MFCD00191383
Molecular Formula: C24H18O2P2S4
Molecular Weight: 528.59
Form: Crystal
Color: Very Pale Yellow
Melting point (°C): 197

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2,2'-Dithiodianiline (thulium ionophore I) ≥98.0% (by HPLC, titration analysis)

Supplier: TCI America

CAS Number: 1141-88-4
MDL Number: MFCD00007703
Molecular Formula: C12H12N2S2
Molecular Weight: 248.36
Purity/Analysis Method: >98.0% (HPLC,T)
Form: Crystal
Melting point (°C): 92

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Trypanothione

Supplier: Bachem Americas

Trypanothione was purified from the insect trypanosomatid Crithidia fasciculata and identified as a covalently linked adduct of glutathione and spermidine. It is utilized as a substrate by trypanothione reductase, a unique enzyme found in trypanosomes and leishmanias (Km = 51 µM).
Sequence: N1,N8-Bis(glutathionyl)-spermidine disulfide
CAS Number: 96304-42-6
Molecular Formula: C27H47N9O10S2
Molecular Weight: 721.86

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5,5'-Dithiobis(2-nitrobenzoic acid) (Ellmans reagent, DTNB) ≥98.0% (by HPLC, titration analysis)

Supplier: TCI America

[for Determination of SH groups]
CAS Number: 69-78-3
MDL Number: MFCD00007140
Molecular Formula: C14H8N2O8S2
Molecular Weight: 396.34
Purity/Analysis Method: >98.0% (HPLC,T)
Form: Crystal

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5,5'-Dithiobis(2-nitrobenzoic acid) (Ellmans reagent, DTNB) ≥98% (by titrimetric analysis)
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Disulfiram 97%

Supplier: Thermo Scientific Chemicals

Dopamine beta-hydroxylase inhibitor

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EGS [Ethylene glycolbis(succinic acid-N-hydroxysuccinimide ester)], Pierce™

EGS [Ethylene glycolbis(succinic acid-N-hydroxysuccinimide ester)], Pierce™

Supplier: Thermo Scientific

Thermo Scientific Pierce DTSSP is a popular water-soluble crosslinker that contains amine-reactive NHS-ester ends around an 8-atom spacer arm, whose central disulfide bond can be cleaved with reducing agents.

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Diethyl disulfide 99%

Supplier: Thermo Scientific Chemicals

Diethyl disulfide 99%

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Selenium tetrabromide 99+%

Supplier: Thermo Scientific Chemicals

MDL: MFCD00049766 Decomposes in water. Soluble in carbon disulfide, chloroform, ethyl bromide

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SDAD (NHS-SS-Diazirine) (succinimidyl 2-((4,4'-azipentanamido)ethyl)-1,3'-dithiopropionate), Pierce™

SDAD (NHS-SS-Diazirine) (succinimidyl 2-((4,4'-azipentanamido)ethyl)-1,3'-dithiopropionate), Pierce™

Supplier: Thermo Scientific

Thermo Scientific Pierce SDAD (NHS-SS-Diazirine) combines proven NHS-ester and diazirine-based photoreaction chemistries with conjugate amine-containing molecules with nearly any other functional group via long-wave UV-light activation. A 13.5Å spacer arm containing a cleavable disulfide bond separates the two photoreactive groups.

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Sulfo-SDAD (Sulfo-NHS-SS-Diazirine) (sulfosuccinimidyl 2-[(4,4′-azipentanamido)ethyl]-1,3′-dithiopropionate], Pierce™

Sulfo-SDAD (Sulfo-NHS-SS-Diazirine) (sulfosuccinimidyl 2-[(4,4′-azipentanamido)ethyl]-1,3′-dithiopropionate], Pierce™

Supplier: Thermo Scientific

Thermo Scientific Pierce Sulfo-SDAD (Sulfo-NHS-SS-Diazirine) combines proven NHS-ester and diazirine-based photoreaction chemistries with conjugate amine-containing molecules with nearly any other functional group via long-wave UV-light activation. A 13.5Å spacer arm containing a cleavable disulfide bond separates the two photoreactive groups.

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Lawesson's reagent 97%

Supplier: Thermo Scientific Chemicals

Fieser: 8,327 9,49 10,39 11,54 12,59 13,38 15,37 16,37

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N-Ethylmaleimide (NEM), Pierce™

Supplier: Thermo Scientific

Thermo Scientific Pierce N-Ethylmaleimide (NEM) is a small compound that forms stable, covalent thioether bonds with sulfhydryls (e.g., reduced cysteines), enabling them to be permanently blocked to prevent disulfide bond formation.

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8260B MegaMix Calibration Mix, Revised (75 Components), Restek

Supplier: Restek

The mix consists of acetonitrile, acrylonitrile, allyl chloride , benzene, bromobenzene, bromochloromethane, bromodichloromethane, bromoform, n-butylbenzene, sec-butylbenzene, tert-butylbenzene, carbon disulfide, carbon tetrachloride, chlorobenzene, 2-chloroethanol, chloroform, chloroprene , 2-chlorotoluene, 4-chlorotoluene, dibromochloromethane, 1,2-dibromo-3-chloropropane , 1,2-dibromoethane , dibromomethane, 1,2-dichlorobenzene, 1,3-dichlorobenzene, 1,4-dichlorobenzene, cis-1,4-dichloro-2-butene, trans-1,4-dichloro-2-butene, 1,1-dichloroethane, 1,2-dichloroethane, 1,1-dichloroethene, cis-1,2-dichloroethene, trans-1,2-dichloroethene, 1,2-dichloropropane, 1,3-dichloropropane, 2,2-dichloropropane, 1,1-dichloropropene, cis-1,3-dichloropropene, trans-1,3-dichloropropene, diethyl ether , 1,4-dioxane, ethylbenzene, ethyl methacrylate, hexachloro-1,3-butadiene, iodomethane , isobutyl alcohol , isopropylbenzene , 4-isopropyl toluene , methacrylonitrile, methyl acrylate, methyl methacrylate, methylene chloride , naphthalene, nitrobenzene, 2-nitropropane, propionitrile, n-propylbenzene, styrene, 1,1,1,2-tetrachloroethane, 1,1,2,2-tetrachloroethane, tetrachloroethene, tetrahydrofuran, toluene, 1,2,3-trichlorobenzene, 1,1,1-trichloroethane, 1,1,2-trichloroethane, trichloroethene, 1,2,3-trichloropropane, 1,1,2-trichlorotrifluororethane , 1,2,4-trimethylbenzene, 1,3,5-trimethylbenzene, m-xylene, o-xylene, p-xylene.

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DTBP (Dimethyl 3,3′-dithiopropionimidate dihydrochloride), Pierce™

DTBP (Dimethyl 3,3′-dithiopropionimidate dihydrochloride), Pierce™

Supplier: Thermo Scientific

Thermo Scientific Pierce DTBP is dimethyl 3,3'-dithiobispropionimidate, a crosslinker that contains amine-reactive imidoester groups around an 8-atom spacer arm, whose central disulfide bond can be cleaved with reducing agents.

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Sulfo-NHS-SS-Biotin, EZ-Link™, Pierce™

Sulfo-NHS-SS-Biotin, EZ-Link™, Pierce™

Supplier: Thermo Scientific

Thermo Scientific EZ-Link Sulfo-NHS-SS-Biotin is a water-soluble, NHS-ester biotinylation reagent whose spacer arm includes a cleavable disulfide bond for reversible labeling of proteins and cell surface primary amines.

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5,5'-Dithiobis(2-nitrobenzoic acid) (Ellmans reagent, DTNB)

Supplier: MilliporeSigma

5,5''-Dithio-bis-(2-nitrobenzoic Acid). (DTNB; Ellman'' s reagent). Pale yellow solid. PROTECT FROM LIGHT. PROTECT FROM MOISTURE. Sulfhydryl reagent used to characterize reacting SH groups. Useful in photometric determination of thiols.

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ABTS (Diammonium 2,2'-azinobis[3-ethyl-2,3-dihydrobenzothiazole-6-sulfonate])

ABTS (Diammonium 2,2'-azinobis[3-ethyl-2,3-dihydrobenzothiazole-6-sulfonate])

Supplier: VWR

Substrate for the detection of horseradish peroxidase commonly used in ELISA. Read at 450 nm.

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5,5'-Dithiobis(2-nitrobenzoic acid) (Ellmans reagent, DTNB), Molecular Biology Grade

5,5'-Dithiobis(2-nitrobenzoic acid) (Ellmans reagent, DTNB), Molecular Biology Grade

Supplier: G-Biosciences

Ellman's reagent is a versatile, water-soluble compound for quantifying free sulfhydryl groups in solution. It reacts with a free sulfhydryl group to yield a mixed disulfide and 2-nitro-5-thiobenzoic acid (NTB), a measurable yellow colored product at 412nm.
Ellman's reagent is very useful as a free sulfhydryl assay reagent due to its high specificity for -SH groups at neutral pH, high molar extinction coefficient and short reaction time.

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Furfuryl disulfide ≥95.0%

Supplier: TCI America

CAS Number: 4437-20-1
MDL Number: MFCD00010082
Molecular Formula: C10H10O2S2
Molecular Weight: 226.31
Purity/Analysis Method: >95.0% (GC)
Form: Clear Liquid
Boiling point (°C): 121
Flash Point (°C): 113
Specific Gravity (20/20): 1.24
Storage Temperature: 0-10°C

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N,N-Bis[2-(p-tolylsulfonyloxy)ethyl]-p-toluenesulfonamide ≥98.0% (by HPLC, total nitrogen)

Supplier: TCI America

CAS Number: 16695-22-0
MDL Number: MFCD00026000
Molecular Formula: C25H29NO8S3
Molecular Weight: 567.69
Purity/Analysis Method: >98.0% (HPLC,N)
Form: Crystal
Melting point (°C): 95

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524 Rev. 4.0 VOA Kit #2, Restek

524 Rev. 4.0 VOA Kit #2, Restek

Supplier: Restek

Contains: 30042: 502.2 Calibration Mix #1 (gases); Bromomethane (methyl bromide) (74-83-9); Chloroethane (ethyl chloride) (75-00-3); Chloromethane (methyl chloride) (74-87-3); Dichlorodifluoromethane (CFC-12) (75-71-8); Trichlorofluoromethane (CFC-11) (75-69-4); Vinyl chloride (75-01-4);30431: 502.2 MegaMix Standard; Benzene (71-43-2); Bromobenzene (108-86-1); Bromochloromethane (74-97-5); Bromodichloromethane (75-27-4); Bromoform (75-25-2); n-Butylbenzene (104-51-8); sec-Butylbenzene (135-98-8); tert-Butylbenzene (98-06-6); Carbon tetrachloride (56-23-5); Chlorobenzene (108-90-7); Chloroform (67-66-3); 2-Chlorotoluene (95-49-8); 4-Chlorotoluene (106-43-4); Dibromochloromethane (124-48-1); 1,2-Dibromo-3-chloropropane (DBCP) (96-12-8); 1,2-Dibromoethane (EDB) (106-93-4); Dibromomethane (74-95-3); 1,2-Dichlorobenzene (95-50-1); 1,3-Dichlorobenzene (541-73-1); 1,4-Dichlorobenzene (106-46-7); 1,1-Dichloroethane (75-34-3); 1,2-Dichloroethane (107-06-2); 1,1-Dichloroethene (75-35-4); cis-1,2-Dichloroethene (156-59-2); trans-1,2-Dichloroethene (156-60-5); 1,2-Dichloropropane (78-87-5); 1,3-Dichloropropane (142-28-9); 2,2-Dichloropropane (594-20-7); 1,1-Dichloropropene (563-58-6); cis-1,3-Dichloropropene (10061-01-5); trans-1,3-Dichloropropene (10061-02-6); Ethylbenzene (100-41-4); Hexachloro-1,3-butadiene (hexachlorobutadiene) (87-68-3); Isopropylbenzene (cumene) (98-82-8); 4-Isopropyltoluene (p-cymene) (99-87-6); Methylene chloride (dichloromethane) (75-09-2); Naphthalene (91-20-3); n-Propylbenzene (103-65-1); Styrene (100-42-5); 1,1,1,2-Tetrachloroethane (630-20-6); 1,1,2,2-Tetrachloroethane (79-34-5); Tetrachloroethene (127-18-4); Toluene (108-88-3); 1,2,3-Trichlorobenzene (87-61-6); 1,2,4-Trichlorobenzene (120-82-1); 1,1,1-Trichloroethane (71-55-6); 1,1,2-Trichloroethane (79-00-5); Trichloroethene (79-01-6); 1,2,3-Trichloropropane (96-18-4); 1,2,4-Trimethylbenzene (95-63-6); 1,3,5-Trimethylbenzene (108-67-8); m-Xylene (108-38-3); o-Xylene (95-47-6); p-Xylene (106-42-3);30300: 524 Calibration Mix #7A; Acetone (67-64-1); 2-Butanone (MEK) (78-93-3); 2-Hexanone (591-78-6); 4-Methyl-2-pentanone (MIBK) (108-10-1); Tetrahydrofuran (109-99-9);30304: 524 Calibration Mix #7B; Acrylonitrile (107-13-1); Allyl chloride (3-chloropropene) (107-05-1); Ethyl methacrylate (97-63-2); Methyl acrylate (96-33-3); Methyl methacrylate (80-62-6); Nitrobenzene (98-95-3); Pentachloroethane (76-01-7);30203: 524 Calibration Mix #8; Carbon disulfide (75-15-0); Chloroacetonitrile (107-14-2); 1-Chlorobutane (Butyl chloride) (109-69-3); trans-1,4-Dichloro-2-butene (110-57-6); 1,1-Dichloro-2-propanone (513-88-2); Diethyl ether (ethyl ether) (60-29-7); Hexachloroethane (67-72-1); Iodomethane (methyl iodide) (74-88-4); Methacrylonitrile (126-98-7); Methyl tert-butyl ether (MTBE) (1634-04-4); 2-Nitropropane (79-46-9); Propionitrile (107-12-0);30201: 524 Internal Standard/Surrogate Mix; 1-Bromo-4-fluorobenzene (BFB) (460-00-4); 1,2-Dichlorobenzene-d4 (2199-69-1); Fluorobenzene (462-06-6)

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5,5'-Dithiobis(2-nitrobenzoic acid) (Ellmans reagent, DTNB), Pierce™

Supplier: Thermo Scientific

Thermo Scientific Pierce Ellman's Reagent (DTNB) reacts with sulfhydryl groups to yield a colored product, providing a reliable method to measure reduced cysteines and other free sulfhydryls in solution.

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Mercury(II) iodide ≥99.0% (dried basis) ACS

Supplier: Thermo Scientific Chemicals

Applications: As an analytical reagent for the preparation of Nessler's Reagent.

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1-Ethyl-3-methylimidazoliumbis(trifluoromethylsulfonyl)imide ≥98.0% (by HPLC, titration analysis)

Supplier: TCI America

CAS Number: 174899-82-2
MDL Number: MFCD03788927
Molecular Formula: C8H11F6N3O4S2
Molecular Weight: 391.30
Purity/Analysis Method: >98.0% (HPLC,T)
Form: Clear Liquid
Melting point (°C): -15
Specific Gravity (20/20): 1.53

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Ethyl-3,3-bis(methylthio)-2-cyanoacrylate ≥98.0% (by total nitrogen basis)

Supplier: TCI America

CAS Number: 17823-58-4
MDL Number: MFCD00143027
Molecular Formula: C8H11NO2S2
Molecular Weight: 217.30
Purity/Analysis Method: >98.0% (N)
Form: Crystal
Melting point (°C): 58

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Bis(3-ethyl-5-methyl-4-maleimidophenyl)methane ≥98.0% (by total nitrogen basis)

Supplier: TCI America

CAS Number: 105391-33-1
MDL Number: MFCD00467754
Molecular Formula: C27H26N2O4
Molecular Weight: 442.52
Purity/Analysis Method: >98.0% (N)
Form: Crystal
Melting point (°C): 165

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