Staining Reagents
BD Fixable Viability Stain 700
For discrimination of viable from non-viable mammalian cells in multicolor flow cytometric applications. Reacts with and covalently binds to cell-surface and intracellular amines.
o-Phthalaldehyde 99.0+%, TCI America™
CAS: 643-79-8 Molecular Formula: C8H6O2 Molecular Weight (g/mol): 134.13 MDL Number: MFCD00003335 InChI Key: ZWLUXSQADUDCSB-UHFFFAOYSA-N Synonym: Phthaldialdehyde, Benzene-1,2-dicarboxaldehyde PubChem CID: 4807 ChEBI: CHEBI:70851 IUPAC Name: benzene-1,2-dicarbaldehyde SMILES: O=CC1=CC=CC=C1C=O
Acriflavine hydrochloride, MP Biomedicals™
CAS: 8063-24-9 Molecular Formula: C27H27Cl3N6 Molecular Weight (g/mol): 541.91 MDL Number: MFCD00069039 InChI Key: MKLTXAHQKDVBLY-UHFFFAOYSA-N Synonym: Euflavin,Trypaflavine IUPAC Name: 3,6-diamino-10-methylacridin-10-ium acridine-3,6-diamine dihydrochloride chloride SMILES: Cl.Cl.[Cl-].NC1=CC2=NC3=CC(N)=CC=C3C=C2C=C1.C[N+]1=C2C=C(N)C=CC2=CC2=CC=C(N)C=C12
Methylthymol Blue Sodium Salt 95.0+%, TCI America™
CAS: 1945-77-3 Molecular Formula: C37H44N2Na4O13S Molecular Weight (g/mol): 848.779 MDL Number: MFCD00148905 InChI Key: LGVVZVZPOQJZKT-UHFFFAOYSA-N PubChem CID: 131850582 IUPAC Name: 2-[[5-[3-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-2-methyl-5-propan-2-ylphenyl]-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-2-hydroxy-6-methyl-3-propan-2-ylphenyl]methyl-(carboxymethyl)amino]acetic acid;sodium SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)CN(CC(=O)O)CC(=O)O)O)C(C)C)C(C)C)O)CN(CC(=O)O)CC(=O)O.[Na].[Na].[Na].[Na]
MilliporeSigma™ Schiff's reagent
Used for Microscopy
Thermo Scientific Chemicals o-Cresolphthalein Complexone, pure
CAS: 2411-89-4 Molecular Formula: C32H32N2O12 Molecular Weight (g/mol): 636.61 MDL Number: MFCD00005911 InChI Key: IYZPEGVSBUNMBE-UHFFFAOYSA-N Synonym: o-Cresolphthalexon,Phthalein Complexon PubChem CID: 75485 IUPAC Name: 2-[({5-[1-(3-{[bis(carboxymethyl)amino]methyl}-4-hydroxy-5-methylphenyl)-3-oxo-1,3-dihydro-2-benzofuran-1-yl]-2-hydroxy-3-methylphenyl}methyl)(carboxymethyl)amino]acetic acid SMILES: CC1=CC(=CC(CN(CC(O)=O)CC(O)=O)=C1O)C1(OC(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(CN(CC(O)=O)CC(O)=O)=C1
MilliporeSigma™ Lugol's solution
Used in bacteriological staining Gram bacteria.
Thermo Scientific Chemicals Bromothymol Blue, pure, indicator
CAS: 76-59-5 Molecular Formula: C27H28Br2O5S Molecular Weight (g/mol): 624.384 MDL Number: MFCD00005872 InChI Key: NUHCTOLBWMJMLX-UHFFFAOYSA-N Synonym: Bromthymol Blue,3';, 3';';-Dibromothymolsulfonephthalein,BTB PubChem CID: 6450 ChEBI: CHEBI:86155 IUPAC Name: 2-bromo-4-[3-(3-bromo-4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methyl-6-propan-2-ylphenol SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)C(C)C)C(C)C)O)Br
Thermo Scientific Chemicals Bromocresol Green, sodium salt, ACS reagent
CAS: 67763-24-0 Molecular Formula: C21H13Br4NaO5S Molecular Weight (g/mol): 720.00 MDL Number: MFCD00148898 InChI Key: HEFSGAHJDGZCHA-UHFFFAOYNA-M Synonym: 3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein sodium salt PubChem CID: 23675901 IUPAC Name: sodium;2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenolate SMILES: [Na+].CC1=C(Br)C(O)=C(Br)C=C1C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(Br)=C([O-])C(Br)=C1C
BD Horizon™ Fixable Viability Stain 660
Useful for discrimination of viable from non-viable mammalian cells in multicolor flow cytometric applications
Evans blue, MP Biomedicals™
CAS: 314-13-6 Molecular Formula: C34H24N6Na4O14S4 Molecular Weight (g/mol): 960.79 MDL Number: MFCD00004021 InChI Key: KBNIFDASRCWYGC-GXNXWABVSA-J Synonym: Direct blue 53 PubChem CID: 24832074 IUPAC Name: tetrasodium (6E)-4-amino-6-[2-(4'-{2-[(2E)-8-amino-1-oxo-5,7-disulfonato-1,2-dihydronaphthalen-2-ylidene]hydrazin-1-yl}-3,3'-dimethyl-[1,1'-biphenyl]-4-yl)hydrazin-1-ylidene]-5-oxo-5,6-dihydronaphthalene-1,3-disulfonate SMILES: [Na+].[Na+].[Na+].[Na+].CC1=CC(=CC=C1N\N=C1/C=CC2=C(C=C(C(N)=C2C1=O)S([O-])(=O)=O)S([O-])(=O)=O)C1=CC=C(N\N=C2/C=CC3=C(C=C(C(N)=C3C2=O)S([O-])(=O)=O)S([O-])(=O)=O)C(C)=C1
Ethyl Violet, 80%, Thermo Scientific™
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,C.I. 42600 PubChem CID: 16955 IUPAC Name: [4-[bis[4-(diethylamino)phenyl]methylidene]cyclohexa-2,5-dien-1-ylidene]-diethylazanium;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
Thermo Scientific Chemicals Rhodamine B, pure
CAS: 81-88-9 Molecular Formula: C28H31ClN2O3 Molecular Weight (g/mol): 479.02 MDL Number: MFCD00011931 InChI Key: PYWVYCXTNDRMGF-UHFFFAOYSA-N Synonym: Basic Violet 10,C.I. 45170 PubChem CID: 6694 ChEBI: CHEBI:52334 IUPAC Name: [9-(2-carboxyphenyl)-6-(diethylamino)xanthen-3-ylidene]-diethylazanium;chloride SMILES: [Cl-].CCN(CC)C1=CC2=[O+]C3=CC(=CC=C3C(C3=CC=CC=C3C(O)=O)=C2C=C1)N(CC)CC
Pyronin Y
CAS: 92-32-0 Molecular Formula: C17H19ClN2O Molecular Weight (g/mol): 302.802 MDL Number: MFCD00011725 InChI Key: INCIMLINXXICKS-UHFFFAOYSA-M Synonym: C.I. 45005; Pyronin G PubChem CID: 7085 ChEBI: CHEBI:87347 IUPAC Name: [6-(dimethylamino)xanthen-3-ylidene]-dimethylazanium;chloride SMILES: CN(C)C1=CC2=C(C=C1)C=C3C=CC(=[N+](C)C)C=C3O2.[Cl-]
Thermo Scientific Chemicals Rose Bengal, 85%, pure, certified
CAS: 632-69-9 Molecular Formula: C20H4Cl4I4Na2O5 Molecular Weight (g/mol): 1019.644 MDL Number: MFCD00005043 InChI Key: DPBQSRZQYAYDGY-UHFFFAOYSA-N Synonym: Acid Red 94,C.I. 45440 PubChem CID: 87244310 IUPAC Name: sodium;4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[2-benzofuran-3,9'-xanthene]-1-one SMILES: C1=C2C(=C(C(=C1I)O)I)OC3=C(C(=C(C=C3C24C5=C(C(=C(C(=C5Cl)Cl)Cl)Cl)C(=O)O4)I)O)I.[Na].[Na]