Staining Reagents

Stains, staining systems, and blocking agents in a variety of types, grades, molecular weights, purities, and pH ranges; used to elucidate important structures of microorganisms including bacteria, viruses, protozoa, etc.

Stains and Dyes (9,241)

Tissue Stain Blocking Reagents (82)

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751 – 765 of 7,189 results

751

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Xylene cyanol FF, ∼75%

CAS: 2650-17-1 Molecular Formula: C25H27N2NaO6S2 Molecular Weight (g/mol): 538.61 MDL Number: MFCD00019481 InChI Key: VVLFAAMTGMGYBS-KRQUPCAFSA-M Synonym: Acid blue 147 monosidium salt,C.I. 42135 IUPAC Name: sodium 4-{[4-(ethylamino)-3-methylphenyl][(1Z,4Z)-4-(ethylimino)-3-methylcyclohexa-2,5-dien-1-ylidene]methyl}-3-sulfobenzene-1-sulfonate SMILES: [Na+].CCNC1=C(C)C=C(C=C1)C(=C1/C=C\C(=N\CC)\C(C)=C1)\C1=C(C=C(C=C1)S([O-])(=O)=O)S(O)(=O)=O

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Specifications

CAS	2650-17-1
Molecular Weight (g/mol)	538.61
MDL Number	MFCD00019481
SMILES	[Na+].CCNC1=C(C)C=C(C=C1)C(=C1/C=C\C(=N\CC)\C(C)=C1)\C1=C(C=C(C=C1)S([O-])(=O)=O)S(O)(=O)=O
Synonym	Acid blue 147 monosidium salt,C.I. 42135
IUPAC Name	sodium 4-{[4-(ethylamino)-3-methylphenyl][(1Z,4Z)-4-(ethylimino)-3-methylcyclohexa-2,5-dien-1-ylidene]methyl}-3-sulfobenzene-1-sulfonate
InChI Key	VVLFAAMTGMGYBS-KRQUPCAFSA-M
Molecular Formula	C25H27N2NaO6S2

752

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Thermo Scientific Chemicals Janus Green B, pure, high purity biological stain

CAS: 2869-83-2 Molecular Formula: C30H31ClN6 Molecular Weight (g/mol): 511.07 MDL Number: MFCD00011758 InChI Key: XXACTDWGHQXLGW-UHFFFAOYSA-M Synonym: C.I. 11050 PubChem CID: 76123 ChEBI: CHEBI:21184 IUPAC Name: 8-[[4-(dimethylamino)phenyl]diazenyl]-N,N-diethyl-10-phenylphenazin-10-ium-2-amine;chloride SMILES: [Cl-].CCN(CC)C1=CC=C2N=C3C=CC(=CC3=[N+](C3=CC=CC=C3)C2=C1)N=NC1=CC=C(C=C1)N(C)C

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Specifications

PubChem CID	76123
CAS	2869-83-2
Molecular Weight (g/mol)	511.07
ChEBI	CHEBI:21184
MDL Number	MFCD00011758
SMILES	[Cl-].CCN(CC)C1=CC=C2N=C3C=CC(=CC3=[N+](C3=CC=CC=C3)C2=C1)N=NC1=CC=C(C=C1)N(C)C
Synonym	C.I. 11050
IUPAC Name	8-[[4-(dimethylamino)phenyl]diazenyl]-N,N-diethyl-10-phenylphenazin-10-ium-2-amine;chloride
InChI Key	XXACTDWGHQXLGW-UHFFFAOYSA-M
Molecular Formula	C30H31ClN6

753

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Thymol Blue, Water Soluble, ACS, Spectrum™ Chemical

CAS: 62625-21-2

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Specifications

CAS	62625-21-2

754

Phenolphthalein, U.S.P./N.F. grade, MP Biomedicals™

CAS: 77-09-8 Molecular Formula: C20H14O4 Molecular Weight (g/mol): 318.33 MDL Number: MFCD00005913 InChI Key: KJFMBFZCATUALV-UHFFFAOYSA-N Synonym: 3, 3-bis[4-Hydroxyphenyl]-1-[3H]- isobenzofuranone PubChem CID: 4764 ChEBI: CHEBI:34914 IUPAC Name: 3,3-bis(4-hydroxyphenyl)-1,3-dihydro-2-benzofuran-1-one SMILES: OC1=CC=C(C=C1)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1

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Specifications

PubChem CID	4764
CAS	77-09-8
Molecular Weight (g/mol)	318.33
ChEBI	CHEBI:34914
MDL Number	MFCD00005913
SMILES	OC1=CC=C(C=C1)C1(OC(=O)C2=CC=CC=C12)C1=CC=C(O)C=C1
Synonym	3, 3-bis[4-Hydroxyphenyl]-1-[3H]- isobenzofuranone
IUPAC Name	3,3-bis(4-hydroxyphenyl)-1,3-dihydro-2-benzofuran-1-one
InChI Key	KJFMBFZCATUALV-UHFFFAOYSA-N
Molecular Formula	C20H14O4

755

Calcein, Reagent grade, MP Biomedicals™

CAS: 1461-15-0 Molecular Formula: C30H26N2O13 Molecular Weight (g/mol): 622.539 MDL Number: MFCD00005049 InChI Key: DEGAKNSWVGKMLS-UHFFFAOYSA-N Synonym: Fluorescein-methyleneiminodiacetic acid,Fluorexon PubChem CID: 65079 ChEBI: CHEBI:51903 IUPAC Name: 2-[[7'-[[bis(carboxymethyl)amino]methyl]-3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-2'-yl]methyl-(carboxymethyl)amino]acetic acid SMILES: C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)CN(CC(=O)O)CC(=O)O)O)O)CN(CC(=O)O)CC(=O)O

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Specifications

PubChem CID	65079
CAS	1461-15-0
Molecular Weight (g/mol)	622.539
ChEBI	CHEBI:51903
MDL Number	MFCD00005049
SMILES	C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)CN(CC(=O)O)CC(=O)O)O)O)CN(CC(=O)O)CC(=O)O
Synonym	Fluorescein-methyleneiminodiacetic acid,Fluorexon
IUPAC Name	2-[[7'-[[bis(carboxymethyl)amino]methyl]-3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-2'-yl]methyl-(carboxymethyl)amino]acetic acid
InChI Key	DEGAKNSWVGKMLS-UHFFFAOYSA-N
Molecular Formula	C30H26N2O13

756

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Thermo Scientific Chemicals Nitro Blue Tetrazolium Chloride monohydrate, 90%

CAS: 298-83-9 | C40H30Cl2N10O6 | 817.644 g/mol

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Specifications

Molecular Weight (g/mol)	817.644
Color	Yellow
Loss on Drying	10% max. (105°C)
ChEBI	CHEBI:9505
Physical Form	Powder
CAS Min %	88.0
Chemical Name or Material	Nitro Blue Tetrazolium Chloride monohydrate
SMILES	COC1=C(C=CC(=C1)C2=CC(=C(C=C2)[N+]3=NC(=NN3C4=CC=C(C=C4)[N+](=O)[O-])C5=CC=CC=C5)OC)[N+]6=NC(=NN6C7=CC=C(C=C7)[N+](=O)[O-])C8=CC=CC=C8.[Cl-].[Cl-]
InChI Key	FSVCQIDHPKZJSO-UHFFFAOYSA-L
Assay Percent Range	90%
PubChem CID	9281
Percent Purity	≥88%
CAS	7732-18-5
Infrared Spectrum	Authentic
Health Hazard 3	GHS P Statement: Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Do not breathe dust/fume/gas/mist/vapors/spray. Do not eat, drink or smoke when using this product. IF exposed or concerned: Get medical advice/attention. IF ON SKIN: Wash with plenty of soap and water. WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.
MDL Number	MFCD00150013
Health Hazard 2	GHS H Statement: Harmful if swallowed. Harmful in contact with skin. Harmful if inhaled. Causes serious eye irritation. May cause respiratory irritation. Causes skin irritation. May cause damage to organs.
Packaging	Glass bottle
Synonym	Nitro BT,Nitro blue tetrazolium
IUPAC Name	2-[2-methoxy-4-[3-methoxy-4-[3-(4-nitrophenyl)-5-phenyltetrazol-2-ium-2-yl]phenyl]phenyl]-3-(4-nitrophenyl)-5-phenyltetrazol-2-ium;dichloride
Molecular Formula	C40H30Cl2N10O6
Formula Weight	867.69
CAS Max %	100.0

757

Methylene Blue, BAKER ANALYZED™ Reagent, J.T. Baker™

CAS: 7220-79-3 Molecular Formula: C16H24ClN3O3S Molecular Weight (g/mol): 373.90 MDL Number: MFCD00150008 InChI Key: XQAXGZLFSSPBMK-UHFFFAOYSA-M Synonym: C.I. 52015 PubChem CID: 104827 SMILES: O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C

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Specifications

PubChem CID	104827
CAS	7220-79-3
Molecular Weight (g/mol)	373.90
MDL Number	MFCD00150008
SMILES	O.O.O.[Cl-].CN(C)C1=CC2=[S+]C3=CC(=CC=C3N=C2C=C1)N(C)C
Synonym	C.I. 52015
InChI Key	XQAXGZLFSSPBMK-UHFFFAOYSA-M
Molecular Formula	C16H24ClN3O3S

758

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Safranine O, Spectrum™ Chemical

CAS: 477-73-6

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Specifications

CAS	477-73-6

759

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Hematoxylin, 85%, pure, Thermo Scientific™

CAS: 517-28-2 Molecular Formula: C16H14O6 Molecular Weight (g/mol): 302.28 MDL Number: MFCD00078111 InChI Key: WZUVPPKBWHMQCE-WKTCHCBJNA-N Synonym: Natural Black 1,C.I. 75290 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

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Specifications

PubChem CID	45029742
CAS	517-28-2
Molecular Weight (g/mol)	302.28
MDL Number	MFCD00078111
SMILES	[H][C@]12C3=C(C[C@@]1(O)COC1=C2C=CC(O)=C1O)C=C(O)C(O)=C3
Synonym	Natural Black 1,C.I. 75290
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
InChI Key	WZUVPPKBWHMQCE-WKTCHCBJNA-N
Molecular Formula	C16H14O6

760

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Bromocresol Purple, Spectrum™ Chemical

CAS: 115-40-2

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Specifications

CAS	115-40-2

761

Nitrotetrazolium Blue Chloride, Sigma-Aldrich

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Specifications

Percent Purity	≥90%
CAS	298-83-9
Molecular Weight (g/mol)	817.64 g/mol
Color	Yellow
Chemical Name or Material	Nitrotetrazolium Blue chloride

762

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Thermo Scientific Chemicals Silver Protein for Histology, Strong

CAS: 9008-42-8 Synonym: Protargol

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Specifications

CAS	9008-42-8
Synonym	Protargol

763

Methyl Red, Sodium Salt, BAKER ANALYZED™ A.C.S. Reagent, J.T. Baker™

CAS: 845-10-3 Molecular Formula: C15H14N3NaO2 Molecular Weight (g/mol): 291.286 InChI Key: GNTPCYMJCJNRQB-UHFFFAOYSA-M Synonym: C.I. 13020 PubChem CID: 4465632 IUPAC Name: sodium;2-[[4-(dimethylamino)phenyl]diazenyl]benzoate SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)[O-].[Na+]

Pricing & Availability
Specifications

PubChem CID	4465632
CAS	845-10-3
Molecular Weight (g/mol)	291.286
SMILES	CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)[O-].[Na+]
Synonym	C.I. 13020
IUPAC Name	sodium;2-[[4-(dimethylamino)phenyl]diazenyl]benzoate
InChI Key	GNTPCYMJCJNRQB-UHFFFAOYSA-M
Molecular Formula	C15H14N3NaO2

764

Sulforhodamine 101 acid chloride

CAS: 82354-19-6 Molecular Formula: C31H29ClN2O6S2 Molecular Weight (g/mol): 625.15 MDL Number: MFCD00012406 InChI Key: MPLHNVLQVRSVEE-UHFFFAOYSA-N Synonym: Texas Red™; Sulforhodamine 101 sulfonyl chloride PubChem CID: 452705 ChEBI: CHEBI:51247 IUPAC Name: 16-[4-(chlorosulfonyl)-2-sulfonatophenyl]-3-oxa-9λ⁵,23-diazaheptacyclo[17.7.1.1⁵,⁹.0²,¹⁷.0⁴,¹⁵.0²³,²⁷.0¹³,²⁸]octacosa-1,4,9(28),13,15,17,19(27)-heptaen-9-ylium SMILES: [O-]S(=O)(=O)C1=C(C=CC(=C1)S(Cl)(=O)=O)C1=C2C=C3CCC[N+]4=C3C(CCC4)=C2OC2=C3CCCN4CCCC(C=C12)=C34

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Specifications

PubChem CID	452705
CAS	82354-19-6
Molecular Weight (g/mol)	625.15
ChEBI	CHEBI:51247
MDL Number	MFCD00012406
SMILES	[O-]S(=O)(=O)C1=C(C=CC(=C1)S(Cl)(=O)=O)C1=C2C=C3CCC[N+]4=C3C(CCC4)=C2OC2=C3CCCN4CCCC(C=C12)=C34
Synonym	Texas Red™; Sulforhodamine 101 sulfonyl chloride
IUPAC Name	16-[4-(chlorosulfonyl)-2-sulfonatophenyl]-3-oxa-9λ⁵,23-diazaheptacyclo[17.7.1.1⁵,⁹.0²,¹⁷.0⁴,¹⁵.0²³,²⁷.0¹³,²⁸]octacosa-1,4,9(28),13,15,17,19(27)-heptaen-9-ylium
InChI Key	MPLHNVLQVRSVEE-UHFFFAOYSA-N
Molecular Formula	C31H29ClN2O6S2

765

Pyronin Y, MP Biomedicals

CAS: 92-32-0 Molecular Formula: C17H19ClN2O Molecular Weight (g/mol): 302.802 InChI Key: INCIMLINXXICKS-UHFFFAOYSA-M 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-]

Pricing & Availability
Specifications

PubChem CID	7085
CAS	92-32-0
Molecular Weight (g/mol)	302.802
ChEBI	CHEBI:87347
SMILES	CN(C)C1=CC2=C(C=C1)C=C3C=CC(=[N+](C)C)C=C3O2.[Cl-]
IUPAC Name	[6-(dimethylamino)xanthen-3-ylidene]-dimethylazanium;chloride
InChI Key	INCIMLINXXICKS-UHFFFAOYSA-M
Molecular Formula	C17H19ClN2O

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