UN2924, Reagents
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UN No.: UN2924 Class: 3 (8) Pkg. Group: PG II
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tert-Butyldichlorophosphine solution 1.0 M in diethyl ether
MilliporeSigmaSynonyms: (1,1-Dimethylethyl)phosphonous dichloride solution Molecular Formula: C4H9Cl2P Molecular Weight: 158.99 Linear Structural Formula: C4H9Cl2P MDL Number: MFCD00013615 Density: 0.766 g/mL at 25 C Application: Reactant for: •The preparation of Buchwald-type secondary…
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Cap B1 configured for (ÄKTA(R) and OligoPilot(R))
MilliporeSigmaSynonyms: Cap B Purity: conforms (Formulation, GC) Legal Information: ÄKTA is a registered trademark of Cytiva Other Notes: Cap B1 solution, containing acetonitrile (ACN) and acetic anhydride, is mixed in situ with Cap A and Cap B2 solution during the capping (acetylation) reaction.…
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Cyclohexylmagnesium chloride, 1M in MeTHF
Thermo Scientific ChemicalsFormula: C6H11ClMg Formula weight: 142.91 CAS Number: 931-51-1 UN Number: UN2924 Hazard Class: 3 Packing Group: II
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tert-Butylacetyl chloride, 98+%
Thermo Scientific ChemicalsSynonym(s): 3,3-Dimethylbutyryl chloride Formula: (CH3)3CCH2COCl Formula weight: 134.61 Purity: 98+% CAS Number: 7065-46-5 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2915.90 Hazard Statements: H225-H314-H318 Highly flammable liquid and…
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Potassium tert-pentyloxide, 25% w/w in toluene
Thermo Scientific ChemicalsSynonym(s): Potassium tert-amylate, Potassium tert-pentylate Formula: C5H11KO Formula weight: 126.24 CAS Number: 41233-93-6 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2905.19 Hazard Statements: H225-H314-H318-H361-H373-H336 Highly…
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Hexamethyldisilazane B 100ml UN2924-3
Avantor - J.T.Baker®For Laboratory, Research or Manufacturing Use. Comes in a 100 mL poison pack,4 ounce, wide mouth amber glass container. Formula: (CH3)3SiNHSi(CH3)3 Formula Weight: 161.39 CAS Number: 999-97-3 IMO: 3:3286 HTS Number: …
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Tetra-n-butylammonium fluoride, 1M soln. in THF
Thermo Scientific ChemicalsSynonym(s): TBAF Formula: C16H36FN Formula weight: 261.47 CAS Number: 429-41-4 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2923.90 Hazard Statements: H225-H314-H351-H302-H335 Highly flammable liquid and vapour. Causes severe skin burns and…
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Tetrakis(dimethylamido)tin(IV) 99.9% trace metals basis
MilliporeSigmaAtomic number of base material: 50 Tin Synonyms: Tin(IV) dimethylamide Molecular Formula: C8H24N4Sn Molecular Weight: 295.01 Linear Structural Formula: [(CH3)2N]4Sn MDL Number: MFCD00014860 Purity: 99.9% trace metals basis
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Cap A configured for (ÄKTA(R) and OligoPilot(R))
MilliporeSigmaPurity: conforms (Formulation, GC) Legal Information: ÄKTA is a registered trademark of Cytiva Other Notes: Cap A solution, containing acetonitrile (ACN) and N-methylimidazole (NMI), is mixed in situ with Cap B1 and Cap B2 solution during the capping (acetylation) reaction. Pyridine is…
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Silylating mixture III
MilliporeSigmafor GC Synonym(s): N,O-Bis-(trimethylsilyl)-trifluoracetamid – chlorotrimethylsilane – 1-(trimethylsilyl)imidazole mixture; 1-(Trimethylsilyl)imidazole/BSTFA/TMCS 3/3/2 (v/v/v); N , O -Bis(trimethylsilyl)trifluoroacetamide/TMSIM/TMCS 3/3/2 (v/v/v) Density: …
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Ethoxycarbonyl isothiocyanate, 97%
Thermo Scientific ChemicalsSynonym(s): Ethyl isothiocyanatoformate Formula: C4H5NO2S Formula weight: 131.15 Purity: 97% CAS Number: 16182-04-0 UN Number: UN2924 Hazard Class: 3 Packing Group: III Harmonized Tariff Code: 2930.90 Hazard Statements: H301-H311-H314-H318-H226-H332 Toxic if swallowed.…
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Trimethylsilyl trifluoromethanesulfonate, 99%
Thermo Scientific ChemicalsSynonym(s): TMS-OTf, Trifluoromethanesulfonic acid trimethylsilyl ester Formula: (CH3)3SiSO3CF3 Formula weight: 222.26 Purity: 99% CAS Number: 27607-77-8 UN Number: UN2924 Hazard Class: 3 Packing Group: III Harmonized Tariff Code: 2931.90 Hazard Statements: …
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Oxazole, 98+%
Thermo Scientific ChemicalsFormula: C3H3NO Formula weight: 69.07 Purity: 98+% CAS Number: 288-42-6 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2934.99 Hazard Statements: H225-H314-H318 Highly flammable liquid and vapour. Causes severe skin burns and eye damage.…
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Methylgermanium trichloride, 97%
Thermo Scientific ChemicalsFormula: CH3Cl3Ge Formula weight: 193.99 Purity: 97% CAS Number: 993-10-2 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2931.90 Hazard Statements: H225-H314-H318 Highly flammable liquid and vapour. Causes severe skin burns and eye damage.…
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Cyclopropanecarboxaldehyde, 98%
Thermo Scientific ChemicalsFormula: C4H6O Formula weight: 70.09 Purity: 98% CAS Number: 1489-69-6 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2912.29 Hazard Statements: H225-H314-H318 Highly flammable liquid and vapour. Causes severe skin burns and eye damage. Causes…
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Iodotrimethylsilane, 97%, stab. with copper
Thermo Scientific ChemicalsSynonym(s): TMS iodide, Trimethyliodosilane Formula: C3H9ISi Formula weight: 200.09 Purity: 97%, stab. with copper CAS Number: 16029-98-4 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2931.90 Hazard Statements: H225-H314-H318 Highly…
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2-Methylbutyryl chloride, 99%
Thermo Scientific ChemicalsFormula: C5H9ClO Formula weight: 120.58 Purity: 99% CAS Number: 57526-28-0 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2915.90 Hazard Statements: H225-H314-H318 Highly flammable liquid and vapour. Causes severe skin burns and eye damage.…
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Silylating mixture II according to Horning
MilliporeSigmafor GC derivatization Synonym(s): N,O-Bis(trimethylsilyl)acetamide – chlorotrimethylsilane – 1-(trimethylsilyl)imidazole mixture; 1-(Trimethylsilyl)imidazole/BSA/TMCS 3/3/2 (v/v/v); N,O-Bis(trimethylsilyl)acetamide/TMSIM/TMCS 3/3/2 (v/v/v) MDL Number: MFCD00148412 RIDADR: UN…
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CAP B: BioSyn™, for DNA/RNA synthesis, 84/16 THF/NMI (v/v)
Honeywell Burdick & JacksonBurdick & Jackson® BioSyn® reagents & solvents for DNA/RNA synthesis Honeywell Burdick & Jackson® BioSyn® Solvents and Reagents are specifically processed and purified to exacting specifications, ensuring outstanding synthesis efficiency Ideal for…
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tert-Butylchlorodimethylsilane solution 50 wt. % in toluene
MilliporeSigmaSynonyms: tert-Butyldimethylchlorosilane; tert-Butyldimethylsilyl chloride; TBDMSCl solution Molecular Formula: C6H15ClSi Molecular Weight: 150.72 Linear Structural Formula: (CH3)3CSi(CH3)2Cl MDL Number: MFCD00000501 Density: 0.87 g/mL at 20 C (lit.); 0.866 g/mL at 25 C …
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Potassium Hydroxide, 0.1N in Ethanol Volumetric Solution, BAKER ANALYZED Reagent
Avantor - J.T.Baker®Formula: KOH Formula Weight: 56.11 CAS Number: 1310-58-3 Specific Gravity: 1L = .79 Kg Flash Point: 13° C
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Tetra-n-butylammonium dihydrogentrifluoride, 50-55% w/w soln. in 1,2…
Thermo Scientific ChemicalsFormula: [CH3(CH2)3]4N(H2F3) Formula weight: 301.48 CAS Number: 99337-56-1 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2923.90 Hazard Statements: H224-H301-H350-H314-H318 Extremely flammable liquid and vapour. Toxic if swallowed. May cause…
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2,4-Dimethylphenylmagnesium bromide, 0.5M in 2-MeTHF
Thermo Scientific ChemicalsFormula: C8H9BrMg Formula weight: 209.37 CAS Number: 34589-46-3 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2931.90 Hazard Statements: H225-H314 Highly flammable liquid and vapour. Causes severe skin burns and eye damage. Precautionary…
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Cap B configured for ABI
MilliporeSigmaPurity: conforms (Formulation, GC) Other Notes: Cap B solution, containing tetrahydrofuran (THF) and N-methylimidazole (NMI), is mixed in situ with Cap A solution during the capping (acetylation) reaction. Lutidine is applied as a mild base while NMI provides a powerful acylation catalyst.
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4-(Trimethylsilyl)morpholine, 97%
Thermo Scientific ChemicalsFormula: C7H17NOSi Formula weight: 159.30 Purity: 97% CAS Number: 13368-42-8 UN Number: UN2924 Hazard Class: 3
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Hydrogen chloride, 1M soln. in ethyl acetate
Thermo Scientific ChemicalsFormula: ClH Formula weight: 36.46 CAS Number: 7647-01-0 UN Number: UN1173 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2806.10 Hazard Statements: H224-H319-H336 Extremely flammable liquid and vapour. Causes serious eye irritation. May cause drowsiness or…
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Ammonia, 2M in methanol
Thermo Scientific ChemicalsFormula: H3N Formula weight: 17.03 CAS Number: 7664-41-7 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2905.11 Hazard Statements: H225-H311-H331-H370-H318-H315 Highly flammable liquid and vapour. Toxic in contact with skin. Toxic if inhaled.…
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Propargyl bromide, 80% in toluene, stab. with MgO
Thermo Scientific ChemicalsSynonym(s): 3-Bromo-1-propyne Formula: HC CCH2Br Formula weight: 118.97 Purity: 80% in toluene, stab. with MgO CAS Number: 106-96-7 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2903.39 Hazard Statements: …
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Synonyms: Hydrochloric acid-d solution Molecular Formula: DCl Molecular Weight: 37.47 Linear Structural Formula: DCl MDL Number: MFCD00044642 Refractive Index: n20/D 1.355 Storage: 2-8C
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Niobium(V) ethoxide, 99.999% (metals basis), Ta <500ppm
Thermo Scientific ChemicalsFormula: C10H25NbO5 Formula weight: 318.21 Purity: 99.999% (metals basis), Ta CAS Number: 3236-82-6 UN Number: UN2924 Hazard Class: 3 Packing Group: III Harmonized Tariff Code: 2905.19 Hazard Statements: H314-H318-H226 Causes severe skin burns and eye damage. Causes…