Staining Reagents
MP Biomedicals™ Nigrosin Stain
Used as a viable cell staining agent especially in stem cell biology
Hematoxylin Hydrate MP Biomedicals
CAS: 517-28-2 Molecular Formula: C16H14O6 Molecular Weight (g/mol): 302.28 MDL Number: MFCD00078111 InChI Key: WZUVPPKBWHMQCE-WKTCHCBJNA-N Synonym: Natural Black I PubChem CID: 45029742 IUPAC Name: (1R,10S)-8-oxatetracyclo[8.7.0.0²,⁷.0¹²,¹⁷]heptadeca-2(7),3,5,12(17),13,15-hexaene-5,6,10,14,15-pentol SMILES: [H][C@]12C3=C(C[C@@]1(O)COC1=C2C=CC(O)=C1O)C=C(O)C(O)=C3
Lucifer yellow CH, Dilithium salt, ≥99%, >95%, MP Biomedicals
CAS: 67769-47-5 Molecular Formula: C13H9Li2N5O9S2 Molecular Weight (g/mol): 457.241 InChI Key: RPKCZJYDUKVMGF-UHFFFAOYSA-L Synonym: 6-amino-2[(Hyrazinocarbonyl)amino]-2,3-dihydro-1,3-dioxo-1H-Benz[de] Isoquinoline-5,8-disulfonic acid dilithium salt PubChem CID: 124220108 ChEBI: CHEBI:52106 IUPAC Name: dilithium;6-amino-2-(hydrazinecarbonylamino)-1,3-dioxobenzo[de]isoquinoline-5,8-disulfonate SMILES: [Li+].[Li+].C1=C(C=C2C3=C1C(=O)N(C(=O)C3=CC(=C2N)S(=O)(=O)[O-])NC(=O)NN)S(=O)(=O)[O-]
Trypan Blue Stain Solution, MP Biomedicals
CAS: 72-57-1 Molecular Formula: C34H24N6Na4O14S4 Molecular Weight (g/mol): 960.79 MDL Number: MFCD00003969 InChI Key: WMYVHJWZUUEZNE-ARWFNKCKSA-J PubChem CID: 9562061 IUPAC Name: tetrasodium (3Z)-5-amino-3-[2-(4'-{2-[(2Z)-8-amino-1-oxo-3,6-disulfonato-1,2-dihydronaphthalen-2-ylidene]hydrazin-1-yl}-3,3'-dimethyl-[1,1'-biphenyl]-4-yl)hydrazin-1-ylidene]-4-oxo-3,4-dihydronaphthalene-2,7-disulfonate SMILES: [Na+].[Na+].[Na+].[Na+].CC1=CC(=CC=C1N\N=C1\C(=O)C2=C(N)C=C(C=C2C=C1S([O-])(=O)=O)S([O-])(=O)=O)C1=CC=C(N\N=C2\C(=O)C3=C(N)C=C(C=C3C=C2S([O-])(=O)=O)S([O-])(=O)=O)C(C)=C1
Reactive Blue #4 OR, Macron Fine Chemicals™
CAS: 13324-20-4 Molecular Formula: C23H14Cl2N6O8S2 Molecular Weight (g/mol): 637.42 MDL Number: MFCD00001218 InChI Key: RTLULCVBFCRQKI-UHFFFAOYSA-N PubChem CID: 25863 IUPAC Name: 1-amino-4-({3-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-sulfophenyl}amino)-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid SMILES: NC1=C(C=C(NC2=CC=C(C(NC3=NC(Cl)=NC(Cl)=N3)=C2)S(O)(=O)=O)C2=C1C(=O)C1=CC=CC=C1C2=O)S(O)(=O)=O
Thermo Scientific Chemicals Leucomalachite Green
CAS: 129-73-7 Molecular Formula: C23H26N2 Molecular Weight (g/mol): 330.475 MDL Number: MFCD00008315 InChI Key: WZKXBGJNNCGHIC-UHFFFAOYSA-N Synonym: 4,4'-Benzylidenebis(N,N-dimethylaniline); Malachite green leuco base PubChem CID: 67215 IUPAC Name: 4-[[4-(dimethylamino)phenyl]-phenylmethyl]-N,N-dimethylaniline SMILES: CN(C)C1=CC=C(C=C1)C(C2=CC=CC=C2)C3=CC=C(C=C3)N(C)C
Novus Biologicals™ Methyl Green Counterstain
stains cell nuclei light green, an excellent alternative in multiple labeling when hematoxylin obscures the substrate colors.
Fast garnet GBC base, MP Biomedicals™
CAS: 97-56-3 Molecular Formula: C14H15N3 Molecular Weight (g/mol): 225.295 InChI Key: PFRYFZZSECNQOL-UHFFFAOYSA-N Synonym: Oil yellow 170,Solvent yellow 3 PubChem CID: 7340 IUPAC Name: 2-methyl-4-[(2-methylphenyl)diazenyl]aniline SMILES: CC1=CC=CC=C1N=NC2=CC(=C(C=C2)N)C
Xylenol Orange Disodium Salt, For spectrophotometric determination of metal ions, MilliporeSigma™ Supelco™
CAS: 1611-35-4 Molecular Formula: C31H32N2O13S Molecular Weight (g/mol): 672.66 InChI Key: ORZHVTYKPFFVMG-UHFFFAOYSA-N Synonym: 3,3 '-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonephthalein disodium salt IUPAC Name: 2-[({5-[3-(3-{[bis(carboxymethyl)amino]methyl}-4-hydroxy-5-methylphenyl)-1,1-dioxo-3H-2,1λ⁶-benzoxathiol-3-yl]-2-hydroxy-3-methylphenyl}methyl)(carboxymethyl)amino]acetic acid SMILES: CC1=CC(=CC(CN(CC(O)=O)CC(O)=O)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(CN(CC(O)=O)CC(O)=O)=C1
Ethyl Violet, MP Biomedicals
CAS: 2390-59-2 Molecular Formula: C31H42ClN3 Molecular Weight (g/mol): 492.15 MDL Number: MFCD00011765 InChI Key: JVICFMRAVNKDOE-UHFFFAOYSA-M Synonym: Basic Violet 4,Ethyl purple 6B PubChem CID: 16955 IUPAC Name: tris[4-(diethylamino)phenyl]methylium chloride SMILES: [Cl-].CCN(CC)C1=CC=C(C=C1)[C+](C1=CC=C(C=C1)N(CC)CC)C1=CC=C(C=C1)N(CC)CC
Safranine O, MP Biomedicals™
CAS: 477-73-6 Molecular Formula: C20H19ClN4 Molecular Weight (g/mol): 350.85 MDL Number: MFCD00011759 InChI Key: QRYAEWIQIBAZOJ-UHFFFAOYSA-N Synonym: Basic Red 2,Gossypimine PubChem CID: 2723800 IUPAC Name: 2,7-diamino-1,8-dimethyl-5-phenyl-5λ⁵-phenazin-5-ylium chloride SMILES: [Cl-].CC1=C(N)C=C2C(=C1)N=C1C(C)=C(N)C=CC1=[N+]2C1=CC=CC=C1
Solvent blue 35, MP Biomedicals™
CAS: 17354-14-2 Molecular Formula: C22H26N2O2 Molecular Weight (g/mol): 350.462 MDL Number: MFCD00011714 InChI Key: OCQDPIXQTSYZJL-UHFFFAOYSA-N Synonym: C.I. 61554,Sudan Blue II PubChem CID: 3766139 IUPAC Name: 1,4-bis(butylamino)anthracene-9,10-dione SMILES: CCCCNC1=C2C(=C(C=C1)NCCCC)C(=O)C3=CC=CC=C3C2=O
Brilliant Black, MP Biomedicals
CAS: 2519-30-4 Molecular Formula: C28H17N5Na4O14S4 Molecular Weight (g/mol): 867.664 InChI Key: AGKKBBSOKGLVTM-YENKNCRGSA-J PubChem CID: 6321379 IUPAC Name: tetrasodium;(6E)-4-acetamido-5-oxo-6-[[7-sulfonato-4-[(4-sulfonatophenyl)diazenyl]naphthalen-1-yl]hydrazinylidene]naphthalene-1,7-disulfonate SMILES: CC(=O)NC1=C2C(=C(C=C1)S(=O)(=O)[O-])C=C(C(=NNC3=C4C=C(C=CC4=C(C=C3)N=NC5=CC=C(C=C5)S(=O)(=O)[O-])S(=O)(=O)[O-])C2=O)S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]
Arsenazo II, free acid, >80%, MP Biomedicals™
CAS: 1668-00-4 Molecular Formula: C22H18As2N4O14S2 Molecular Weight (g/mol): 776.363 MDL Number: MFCD00036695 InChI Key: TVMZRHVOFZTNET-RIRMOVKSSA-N Synonym: 2,2'-[1, 8-dihydroxy-3,6-disulfo-2, 7-naphthalene-bis(azo)dibenzenearsonic acid,2, 2'-[1, 8-dihydroxy-3 PubChem CID: 9810878 IUPAC Name: (3Z,6E)-3,6-bis[(2-arsonophenyl)hydrazinylidene]-4,5-dioxonaphthalene-2,7-disulfonic acid SMILES: C1=CC=C(C(=C1)NN=C2C(=CC3=C(C2=O)C(=O)C(=NNC4=CC=CC=C4[As](=O)(O)O)C(=C3)S(=O)(=O)O)S(=O)(=O)O)[As](=O)(O)O
Reactive Yellow 86, Practical grade, MP Biomedicals™
CAS: 61951-86-8 Molecular Formula: C18H14Cl2N8Na2O9S2 Molecular Weight (g/mol): 667.357 InChI Key: JUNRGNKPIKIXLL-UHFFFAOYSA-L PubChem CID: 57369787 IUPAC Name: disodium;4-[2-(5-carbamoyl-1-ethyl-4-methyl-2,6-dioxopyridin-3-ylidene)hydrazinyl]-6-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]benzene-1,3-disulfonate SMILES: CCN1C(=O)C(=C(C(=NNC2=C(C=C(C(=C2)NC3=NC(=NC(=N3)Cl)Cl)S(=O)(=O)[O-])S(=O)(=O)[O-])C1=O)C)C(=O)N.[Na+].[Na+]