Alfa Aesar

Alfa Aesar™ Methyl 2-chloro-4-fluorobenzoate, 97%

CAS: 85953-29-3 Molecular Formula: C8H6ClFO2 Molecular Weight (g/mol): 188.582 MDL Number: MFCD00173937 InChI Key: YZDLPZNWBRBZMZ-UHFFFAOYSA-N Synonym: 2-chloro-4-fluorobenzoic acid methyl ester, methyl 2-chloro-4-fluorobenzenecarboxylate, benzoic acid, 2-chloro-4-fluoro-, methyl ester, 2-chloro-4-fluoro-benzoic acid methyl ester, pubchem18760, rarechem al bf 0289, acmc-209q7x, ksc495c1p, methyl 2-chloro-4-fluorob..., methy 2-chloro-4-fluorobenzoate PubChem CID: 2763551 IUPAC Name: methyl 2-chloro-4-fluorobenzoate SMILES: COC(=O)C1=C(C=C(C=C1)F)Cl

Sodium taurocholate hydrate, 97%, Alfa Aesar

CAS: 145-42-6 Molecular Formula: C26H44NNaO7S Molecular Weight (g/mol): 537.688 InChI Key: JAJWGJBVLPIOOH-VXFFEJGCSA-M Synonym: sodium taurocholate, taurocholic acid sodium salt, taurocholate sodium, taurocholate sodium salt, unii-m6n3th81no, monosodium n-choloyltaurinate, m6n3th81no, monosodium taurocholate, sodium n-choloyltaurinate, monosodium taurocholic acid PubChem CID: 131632374 IUPAC Name: sodium;2-[[(4R)-4-[(3R,5S,7R,8R,9R,10S,12S,13R,14S,17R)-3,7,12-trihydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]pentanoyl]amino]ethanesulfonate SMILES: CC(CCC(=O)NCCS(=O)(=O)[O-])C1CCC2C1(C(CC3C2C(CC4C3(CCC(C4)O)C)O)O)C.[Na+]

Alfa Aesar™ 4-(Pentafluorothio)phenylacetonitrile, 97%

CAS: 1240257-04-8 Molecular Formula: C8H6F5NS Molecular Weight (g/mol): 243.195 MDL Number: MFCD16652419 InChI Key: APQCOBQUUKSALE-UHFFFAOYSA-N Synonym: 4-pentafluorosulfur phenylacetonitrile, 2-4-pentafluoro-??-sulfanyl phenyl acetonitrile, 4-pentafluorothio phenylacetonitrile PubChem CID: 66523460 IUPAC Name: 2-[4-(pentafluoro-$l^{6}-sulfanyl)phenyl]acetonitrile SMILES: C1=CC(=CC=C1CC#N)S(F)(F)(F)(F)F

Alfa Aesar™ 4-Hydroxy-4'-nitrostilbene, 98%

CAS: 19221-08-0 Molecular Formula: C14H11NO3 Molecular Weight (g/mol): 241.246 MDL Number: MFCD00017044 InChI Key: OETQWIHJPIESQB-OWOJBTEDSA-N Synonym: 4-hydroxy-4'-nitrostilbene, 4-4-nitrostyryl phenol, 4-e-2-4-nitrophenyl ethenyl phenol, 4-hydroxy-4/'-nitrostilbene, 4-1e-2-4-nitrophenyl vinyl phenol, 4'-nitrostilben-4-ol, cambridge id 5309411, e-4'-nitrostilbene-4-ol, e-4-4-nitrostyryl phenol, 4-hydroxy-4'-nitrostilbene PubChem CID: 759250 IUPAC Name: 4-[(E)-2-(4-nitrophenyl)ethenyl]phenol SMILES: C1=CC(=CC=C1C=CC2=CC=C(C=C2)O)[N+](=O)[O-]

Alfa Aesar™ L-Threonine, Cell Culture Reagent

CAS: 72-19-5 Molecular Formula: C4H9NO3 Molecular Weight (g/mol): 119.12 MDL Number: MFCD00064270 InChI Key: AYFVYJQAPQTCCC-GBXIJSLDSA-N Synonym: 2-amino-3-hydroxybutyric acid PubChem CID: 6288 ChEBI: CHEBI:16857 IUPAC Name: (2S,3R)-2-amino-3-hydroxybutanoic acid SMILES: CC(C(C(=O)O)N)O

Alfa Aesar™ Ethyl 3-methyl-4H-1,4-benzothiazine-2-carboxylate, 98%

CAS: 7637-03-8 Molecular Formula: CeH8N2O12S3 Molecular Weight (g/mol): 464.36 MDL Number: MFCD00173950 InChI Key: IPLMNKLLGMDMKO-UHFFFAOYSA-J Synonym: 3-Methyl-4H-1,4-benzothiazine-2-carboxylic acid ethyl ester

Alfa Aesar™ 2-Bromo-5-nitrophenetole, 98%

CAS: 423165-33-7 Molecular Formula: C8H8BrNO3 Molecular Weight (g/mol): 246.06 MDL Number: MFCD03790890 InChI Key: ZALXYXWTUXLPBJ-UHFFFAOYSA-N Synonym: 2-bromo-5-nitrophenetole, 2-bromo-5-nitrophenyl ethyl ether, benzene,1-bromo-2-ethoxy-4-nitro, pubchem3240, ksc586a2t, 2-ethoxy-4-nitrophenyl bromide PubChem CID: 22832075 IUPAC Name: 1-bromo-2-ethoxy-4-nitrobenzene SMILES: CCOC1=C(C=CC(=C1)[N+](=O)[O-])Br

Alfa Aesar™ 1,2,3-Hexanetriol, 97%

CAS: 90325-47-6 Molecular Formula: C6H14O3 Molecular Weight (g/mol): 134.175 MDL Number: MFCD00043071 InChI Key: XYXCXCJKZRDVPU-UHFFFAOYSA-N Synonym: 1,2,3-hexanetriol, rac-syn-hexane-1,2,3-triol, dsstox_cid_31384, dsstox_gsid_52884, 1,2,3-hexanetriol solution, 1,2,3-hexanetriol 1 m solution, 1,2,3-hexanetriol, bioxtra gc, additive screening solution 07/fluka kit no 78374 PubChem CID: 2724429 IUPAC Name: hexane-1,2,3-triol SMILES: CCCC(C(CO)O)O

Alfa Aesar™ 3-Methylcinnamic acid, predominantly trans, 98%

CAS: 3029-79-6 Molecular Formula: C10H10O2 Molecular Weight (g/mol): 162.188 MDL Number: MFCD00016844 InChI Key: JZINNAKNHHQBOS-AATRIKPKSA-N Synonym: 3-methylcinnamic acid, m-methylcinnamic acid, e-3-m-tolyl acrylic acid, 3-m-tolyl acrylic acid, 2e-3-3-methylphenyl acrylic acid, 2e-3-3-methylphenyl prop-2-enoic acid, cinnamic acid, m-methyl, 3-methylcinnamic acid, predominantly trans, 2e-3-3-methylphenyl-2-propenoic acid, 2-propenoic acid, 3-3-methylphenyl-, 2e PubChem CID: 2063448 ChEBI: CHEBI:61118 IUPAC Name: (E)-3-(3-methylphenyl)prop-2-enoic acid SMILES: CC1=CC=CC(=C1)C=CC(=O)O

Alfa Aesar™ Nitrilotriacetic acid trisodium salt monohydrate, 98+%

CAS: 18662-53-8 Molecular Formula: C6H8NNa3O7 Molecular Weight (g/mol): 275.099 MDL Number: MFCD00150789 InChI Key: HERBOKBJKVUALN-UHFFFAOYSA-K Synonym: trisodium nitrilotriacetate monohydrate, nitrilotriacetic acid trisodium salt monohydrate, nta sodium hydrate, nta trisodium salt dihydrate, unii-j0u92u6nu5, ccris 437, nitrilotriacetic acid trisodium salt, monohydrate, nitriloacetic acid trisodium salt monohydrate, glycine, n,n-bis carboxymethyl-, trisodium salt, monohydrate, nitrilotriacetic acid, trisodium salt monohydrate PubChem CID: 29194 IUPAC Name: trisodium;2-[bis(carboxylatomethyl)amino]acetate;hydrate SMILES: C(C(=O)[O-])N(CC(=O)[O-])CC(=O)[O-].O.[Na+].[Na+].[Na+]

Proteinase K, Ready-to-Use Soln.

A stable and highly reactive serine protease; used for protein and nucleic acid isolation

Alfa Aesar™ 3,5-Dibromo-4-hydroxybenzoic acid, 98%

CAS: 3337-62-0 Molecular Formula: C7H4Br2O3 Molecular Weight (g/mol): 295.914 MDL Number: MFCD00002548 InChI Key: PHWAJJWKNLWZGJ-UHFFFAOYSA-N Synonym: bromoxynylbenzoic acid, dbha, benzoic acid, 3,5-dibromo-4-hydroxy, dibrhbz, unii-95z5a9epei, 3,5-dibromo-4-hydroxybenzoate, 3,5-dibromo-4-hydroxy-benzoic acid, 3',5'-dibromo-4-hydroxybenzoic acid, 95z5a9epei, rarechem al bo 0009 PubChem CID: 76857 ChEBI: CHEBI:1395 IUPAC Name: 3,5-dibromo-4-hydroxybenzoic acid SMILES: C1=C(C=C(C(=C1Br)O)Br)C(=O)O

Alfa Aesar™ Triphenyl phosphite, 97%

CAS: 101-02-0 Molecular Formula: C18H15O3P Molecular Weight (g/mol): 310.289 MDL Number: MFCD00003032 InChI Key: HVLLSGMXQDNUAL-UHFFFAOYSA-N Synonym: phosphorous acid, triphenyl ester, advance tpp, triphenoxyphosphine, phenyl phosphite, stabilizer p 36, trifenoxyfosfin, trifenylfosfit, phosclere t 36, efed, mellite 310 PubChem CID: 7540 IUPAC Name: triphenyl phosphite SMILES: C1=CC=C(C=C1)OP(OC2=CC=CC=C2)OC3=CC=CC=C3

Alfa Aesar™ (+/-)-alpha-Methoxy-alpha-(trifluoromethyl)phenylacetyl chloride, 98%

CAS: 64312-89-6 Molecular Formula: C10H8ClF3O2 Molecular Weight (g/mol): 252.617 MDL Number: MFCD00078209 InChI Key: PAORVUMOXXAMPL-UHFFFAOYSA-N Synonym: +/--1-methoxy-1-trifluoromethyl phenylacetyl chloride, alpha-methoxy-alpha-trifluoromethylphenylacetyl chloride, +/--a-methoxy-a-trifluoromethylphenylacetyl chloride, +/--alpha-methoxy-alpha-trifluoromethyl phenylacetyl chloride, +-mosher's acid chloride, acmc-20a3u1, ?-mosher's acid chloride, -a-methoxy-a-trifluoromethyl-phenylacetyl chloride, -1-methoxy-1-trifluoromethyl phenylacetyl chloride, +/--a-methoxy-a-trifluoromethylphenylacetylchloride PubChem CID: 604961 IUPAC Name: 3,3,3-trifluoro-2-methoxy-2-phenylpropanoyl chloride SMILES: COC(C1=CC=CC=C1)(C(=O)Cl)C(F)(F)F

Alfa Aesar™ 3-Fluoro-5-(pentafluorothio)aniline, 97%

CAS: 1240256-99-8 Molecular Formula: C6H5F6NS Molecular Weight (g/mol): 237.163 MDL Number: MFCD16652430 InChI Key: RFXWDLYDFAZNLO-UHFFFAOYSA-N Synonym: 3-fluoro-5-pentafluorosulfur aniline, 3-fluoro-5-pentafluoro-??-sulfanyl aniline, 3-fluoro-5-pentafluorothio aniline PubChem CID: 66523473 IUPAC Name: 3-fluoro-5-(pentafluoro-$l^{6}-sulfanyl)aniline SMILES: C1=C(C=C(C=C1F)S(F)(F)(F)(F)F)N

Alfa Aesar™ 1-O-Methyl-2-deoxy-D-ribose, 96%

CAS: 60134-26-1 Molecular Formula: C6H12O4 Molecular Weight (g/mol): 148.158 MDL Number: MFCD00134161 InChI Key: NVGJZDFWPSOTHM-YRZWDFBDSA-N Synonym: 1-o-methyl-2-deoxy-d-ribose, 2r,3s-2-hydroxymethyl-5-methoxytetrahydrofuran-3-ol, methyl 2-deoxy-d-ribofuranoside, 2r,3s-2-hydroxymethyl-5-methoxyoxolan-3-ol, methyl 2-deoxyribofuranoside, methyl-2-deoxy-d-erythro pentofuranoside, d-erythro-pentofuranoside, methyl 2-deoxy, pubchem9694, 1-o-methyl-2-deoxy-d-ribose, methyl 2-deoxy-d-erythro-pentofuranoside PubChem CID: 10154128 IUPAC Name: (2R,3S)-2-(hydroxymethyl)-5-methoxyoxolan-3-ol SMILES: COC1CC(C(O1)CO)O

Alfa Aesar™ 4,5-Dibromothiophene-2-carboxylic acid, 98%

CAS: 6324-10-3 Molecular Formula: C5H2Br2O2S Molecular Weight (g/mol): 285.94 MDL Number: MFCD00039682 InChI Key: USFXRYVNRUMABJ-UHFFFAOYSA-N Synonym: 4,5-dibromo-2-thiophenecarboxylic acid, 4,5-dibromothenoic acid, 4,5-dibromo-thiophene-2-carboxylic acid, pubchem7747, acmc-20a4op, maybridge1_002274, 4-dimethylaminoethyl benzoate, 4,5-dibromo-2-thiophencarboxylic acid, 2,3-dibromothiophene-5-carboxylic acid, 2-thiophenecarboxylicacid, 4,5-dibromo PubChem CID: 80611 IUPAC Name: 4,5-dibromothiophene-2-carboxylic acid SMILES: C1=C(SC(=C1Br)Br)C(=O)O

Alfa Aesar™ Gold nanoparticles, 100nm, biotin-functionalized, PEGylated, OD50, supplied in purified water, 572nm absorption

CAS: 7440-57-5 Molecular Formula: Au Molecular Weight (g/mol): 196.967 MDL Number: MFCD00003436 InChI Key: PCHJSUWPFVWCPO-UHFFFAOYSA-N Synonym: colloidal, powder, flake, leaf, gold, colloidal, burnish, shell, ci pigment metal 3, magnesium purple, c.i. pigment metal 3 PubChem CID: 23985 ChEBI: CHEBI:30050 IUPAC Name: gold SMILES: [Au]

Alfa Aesar™ 1-(2-Aminoethyl)piperidine, 98%

CAS: 27578-60-5 Molecular Formula: C7H16N2 Molecular Weight (g/mol): 128.219 MDL Number: MFCD00006516 InChI Key: CJNRGSHEMCMUOE-UHFFFAOYSA-N Synonym: n-2-aminoethyl piperidine, 1-2-aminoethyl piperidine, 2-piperidin-1-yl ethanamine, 2-piperidin-1-yl ethan-1-amine, 1-piperidineethanamine, 2-piperidinoethylamine, 2-1-piperidinyl ethanamine, 2-1-piperidinyl ethylamine, n-aminoethylpiperidine, 2-piperidino-1-ethanamine PubChem CID: 33944 IUPAC Name: 2-piperidin-1-ylethanamine SMILES: C1CCN(CC1)CCN

Alfa Aesar™ 4-(1-Piperidinylmethyl)benzeneboronic acid pinacol ester

CAS: 859833-22-0 Molecular Formula: C18H28BNO2 Molecular Weight (g/mol): 301.237 MDL Number: MFCD08271932 InChI Key: HJKVRMHVLINDRH-UHFFFAOYSA-N Synonym: 1-4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl benzyl piperidine, 1-4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl benzyl piperidine, 1-4-tetramethyl-1,3,2-dioxaborolan-2-yl phenyl methyl piperidine, 1-4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl phenyl methyl piperidine, 4-1-piperidinylmethyl benzeneboronic acid pinacol ester, piperidine,1-4-4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl phenyl methyl, amtb120, 4-piperidinomethyl phenylboronic acid pinacol ester, 4-piperidinomethyl phenylboronic acid, pinacol ester, 4-piperidin-1-ylmethyl phenyl boronic acid pinacol ester PubChem CID: 18525779 IUPAC Name: 1-[[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]methyl]piperidine SMILES: B1(OC(C(O1)(C)C)(C)C)C2=CC=C(C=C2)CN3CCCCC3

Alfa Aesar™ LB Agar plate with 25μg/mL Spectinomycin

For cellular and molecular biology applications

Alfa Aesar™ 3,4-Difluorobenzyl bromide, 98%

CAS: 85118-01-0 Molecular Formula: C7H5BrF2 Molecular Weight (g/mol): 207.018 MDL Number: MFCD00009889 InChI Key: JJIFTOPVKWDHJI-UHFFFAOYSA-N Synonym: 3,4-difluorobenzyl bromide, 4-bromomethyl-1,2-difluorobenzene, 3,4-difluorobenzylbromide, alpha-bromo-3,4-difluorotoluene, 3, 4-difluorobenzyl bromide, benzene, 4-bromomethyl-1,2-difluoro, a-bromo-3,4-difluorotoluene, 4-bromomethyl-1,2-difluoro-benzene, fr bf d1e, pubchem4917 PubChem CID: 581436 IUPAC Name: 4-(bromomethyl)-1,2-difluorobenzene SMILES: C1=CC(=C(C=C1CBr)F)F

Alfa Aesar™ 2,5-Dichlorobenzeneboronic acid, 98%

CAS: 135145-90-3 Molecular Formula: C6H5BCl2O2 Molecular Weight (g/mol): 190.814 MDL Number: MFCD01863182 InChI Key: NNTFPBXQPOQRBT-UHFFFAOYSA-N Synonym: 2,5-dichlorobenzeneboronic acid, 2,5-dichlorophenyl boronic acid, 2,5-dichlorophenylboronicacid, 2,5-dichlorophenyl boranediol, 2,5-dichlorophenyl boronic acid, boronic acid, 2,5-dichlorophenyl, pubchem1811, acmc-209bxy, ksc174k3h, 2,5-dichloro-phenylboronic acid PubChem CID: 2773371 IUPAC Name: (2,5-dichlorophenyl)boronic acid SMILES: B(C1=C(C=CC(=C1)Cl)Cl)(O)O

Alfa Aesar™ Ethyl (phenylthio)acetate, 97%

CAS: 7605-25-6 Molecular Formula: C10H12O2S Molecular Weight (g/mol): 196.264 MDL Number: MFCD00145107 InChI Key: SEDRTXNDGKRHBL-UHFFFAOYSA-N Synonym: ethyl phenylthio acetate, ethyl phenylthio acetate, ethyl 2-phenylthio acetate, ethyl 2-phenylsulfanyl acetate, acetic acid, phenylthio-, ethyl ester, ethyl 2-phenylthioacetate, phenylthio acetic acid ethyl ester, phenylthio acetic acid, ethyl ester, ethyl phenylsulfanyl acetate, pubchem10853 PubChem CID: 97312 IUPAC Name: ethyl 2-phenylsulfanylacetate SMILES: CCOC(=O)CSC1=CC=CC=C1

Alfa Aesar™ 3-Methylthio-1-propylamine, 97%

CAS: 4104-45-4 Molecular Formula: C4H11NS Molecular Weight (g/mol): 105.199 MDL Number: MFCD00041898 InChI Key: KKYSBGWCYXYOHA-UHFFFAOYSA-N Synonym: 3-methylthiopropylamine, 3-methylthio propylamine, 1-propanamine, 3-methylthio, 3-methylthiopropanamine, methylmercaptopropylamine, unii-1iap0cgd5s, 3-methylmercaptopropylamine, 3-methylthio-1-propanamine, 3-methylsulfanyl propan-1-amine, 1iap0cgd5s PubChem CID: 77743 ChEBI: CHEBI:16696 IUPAC Name: 3-methylsulfanylpropan-1-amine SMILES: CSCCCN

Alfa Aesar™ Thiophene-2-carboxylic hydrazide, 98+%

CAS: 2361-27-5 Molecular Formula: C5H6N2OS Molecular Weight (g/mol): 142.176 MDL Number: MFCD00005435 InChI Key: SOGBOGBTIKMGFS-UHFFFAOYSA-N Synonym: 2-thiophenecarboxylic acid hydrazide, thiophene-2-carboxylic acid hydrazide, 2-thenoylhydrazine, 2-thiophenecarboxylic hydrazide, 2-thiophenecarbohydrazide, thiophene-2-carboxylic hydrazide, 2-thiophenecarboxylic acid, hydrazide, 2-thiophenecarbohydrazonic acid, 2-thienylcarboxylic acid hydrazide, 2-thiophene carboxylic hydrazide PubChem CID: 73098 IUPAC Name: thiophene-2-carbohydrazide SMILES: C1=CSC(=C1)C(=O)NN

Alfa Aesar™ 2-Pyrimidinylthiourea, 97+%

CAS: 31437-20-4 Molecular Formula: C5H6N4S Molecular Weight (g/mol): 154.191 MDL Number: MFCD02662218 InChI Key: MCCLFFQZNBEOAV-UHFFFAOYSA-N Synonym: 1-pyrimidin-2-yl thiourea, n-pyrimidin-2-ylthiourea, pyrimidin-2-yl-thiourea, pyrimidin-2-yl thiourea, n-2-pyrimidinyl thiourea, n-pyrimidin-2ylthiourea, 1-pyrimidin-2-ylthiourea, 1-pyrimidin-2-yl-thiourea, amino pyrimidin-2-ylamino methane-1-thione PubChem CID: 2760516 IUPAC Name: pyrimidin-2-ylthiourea SMILES: C1=CN=C(N=C1)NC(=S)N

Alfa Aesar™ D-(+)-Isoascorbic acid sodium salt monohydrate, 99%

CAS: 63524-04-9 Molecular Formula: C6H9NaO7 Molecular Weight (g/mol): 216.121 MDL Number: MFCD03788863 InChI Key: NKESWEQTVZVSSF-DMWQRSMXSA-M Synonym: sodium erythorbate monohydrate, sodium d-isoascorbate monohydrate, d-isoascorbic acid sodium salt monohydrate, d-isoascorbic acid sodium salt monohydrate; sodium erythorbate monohydrate, 5r-5-1,2-dihydroxyethyl-3,4-dihydroxy-5-hydrofuran-2-one, sodium salt, hyd rate, 5r-5-1r-1,2-dihydroxyethyl-4-hydroxy-3-sodiooxy-5h-furan-2-one hydrate, sodium 5r-5-1r-1,2-dihydroxyethyl-4-hydroxy-2-oxo-5h-furan-3-olate hydrate, sodium 5r-5-1,2-dihydroxyethyl-4-hydroxy-2-oxo-2,5-dihydrofuran-3-olate-water 1/1/1 non-preferred name PubChem CID: 54691414 IUPAC Name: sodium;(2R)-2-[(1R)-1,2-dihydroxyethyl]-3-hydroxy-5-oxo-2H-furan-4-olate;hydrate SMILES: C(C(C1C(=C(C(=O)O1)[O-])O)O)O.O.[Na+]

U0126, ≥99%

Selective inhibitor of mitogen-activated protein kinases MEK-1 and MEK-2

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