Biebrich scarlet

Biebrich scarlet: Biebrich scarlet

IUPAC name

2-[(2Z)-2-(2-oxonaphthalen-1-ylidene)hydrazinyl]-5-(4-sulfophenyl)diazenyl-benzenesulfonic acid

Other names

Croceine scarlet

Identifiers

CAS number 4196-99-0

PubChem 5940755

ChemSpider 4757734^Y

MeSH Biebrich+scarlet

Jmol-3D images Image 1
Image 2

SMILES

[Na+].[Na+].[O-]S(=O)(=O)c1ccc(cc1)/N=N/c4ccc(/N=N/c2c3ccccc3ccc2O)c(c4)S([O-])(=O)=O
O=S(=O)(O)c4ccc(/N=N/c1ccc(c(c1)S(=O)(=O)O)N/N=C2/c3ccccc3\C=C/C2=O)cc4

InChI

InChI=1S/C22H16N4O7S2/c27-20-12-5-14-3-1-2-4-18(14)22(20)26-25-19-11-8-16(13-21(19)35(31,32)33)24-23-15-6-9-17(10-7-15)34(28,29)30/h1-13,25H,(H,28,29,30)(H,31,32,33)/b24-23+,26-22-^Y
Key: VJULFVPZZZJPDJ-PUNVMFJJSA-N^Y
InChI=1/C22H16N4O7S2.2Na/c27-20-12-5-14-3-1-2-4-18(14)22(20)26-25-19-11-8-16(13-21(19)35(31,32)33)24-23-15-6-9-17(10-7-15)34(28,29)30;;/h1-13,27H,(H,28,29,30)(H,31,32,33);;/q;2*+1/p-2
Key: VVAVKBBTPWYADW-NUQVWONBAJ
InChI=1/C22H16N4O7S2/c27-20-12-5-14-3-1-2-4-18(14)22(20)26-25-19-11-8-16(13-21(19)35(31,32)33)24-23-15-6-9-17(10-7-15)34(28,29)30/h1-13,25H,(H,28,29,30)(H,31,32,33)/b24-23+,26-22-
Key: VJULFVPZZZJPDJ-PUNVMFJJBJ

Properties

Molecular formula C₂₂H₁₆N₄O₇S₂

Molar mass 512.517

Y scarlet (verify) (what is: Y/N?)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)

Infobox references

Biebrich scarlet (C.I. 26905) is a molecule used in Lillie's trichrome.

See also

Masson's trichrome stain

Categories:
Staining
Azo dyes
Biochemistry stubs

Biebrich scarlet

IUPAC name 2-[(2Z)-2-(2-oxonaphthalen-1-ylidene)hydrazinyl]-5-(4-sulfophenyl)diazenyl-benzenesulfonic acid
Other names Croceine scarlet
Identifiers
CAS number	4196-99-0
PubChem	5940755
ChemSpider	4757734^Y
MeSH	Biebrich+scarlet
Jmol-3D images	Image 1 Image 2
SMILES [Na+].[Na+].[O-]S(=O)(=O)c1ccc(cc1)/N=N/c4ccc(/N=N/c2c3ccccc3ccc2O)c(c4)S([O-])(=O)=O O=S(=O)(O)c4ccc(/N=N/c1ccc(c(c1)S(=O)(=O)O)N/N=C2/c3ccccc3\C=C/C2=O)cc4
InChI InChI=1S/C22H16N4O7S2/c27-20-12-5-14-3-1-2-4-18(14)22(20)26-25-19-11-8-16(13-21(19)35(31,32)33)24-23-15-6-9-17(10-7-15)34(28,29)30/h1-13,25H,(H,28,29,30)(H,31,32,33)/b24-23+,26-22-^Y Key: VJULFVPZZZJPDJ-PUNVMFJJSA-N^Y InChI=1/C22H16N4O7S2.2Na/c27-20-12-5-14-3-1-2-4-18(14)22(20)26-25-19-11-8-16(13-21(19)35(31,32)33)24-23-15-6-9-17(10-7-15)34(28,29)30;;/h1-13,27H,(H,28,29,30)(H,31,32,33);;/q;2*+1/p-2 Key: VVAVKBBTPWYADW-NUQVWONBAJ InChI=1/C22H16N4O7S2/c27-20-12-5-14-3-1-2-4-18(14)22(20)26-25-19-11-8-16(13-21(19)35(31,32)33)24-23-15-6-9-17(10-7-15)34(28,29)30/h1-13,25H,(H,28,29,30)(H,31,32,33)/b24-23+,26-22- Key: VJULFVPZZZJPDJ-PUNVMFJJBJ
Properties
Molecular formula	C₂₂H₁₆N₄O₇S₂
Molar mass	512.517
Y scarlet (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

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biebrich scarlet — ˈbēˌbrik noun Usage: usually capitalized B & often capitalized S Etymology: probably translation of German biebricher scharlach, from Biebrich, former city (now part of Wiesbaden), Prussia, Germany : ponceau 3rb … Useful english dictionary
Biebrich scarlet — Bie·brich scarlet bē .brik skär lət, .brik n an acid azo dye that is used as a biological stain for cytoplasm * * * an azo dye used as a plasma stain … Medical dictionary
Biebrich scarlet red — SYN: scarlet red. [Biebrich, Germany] … Medical dictionary
Biebrich scarlet — noun see ponceau … Useful english dictionary
scarlet red — An azo dye; a dark, brownish red powder, soluble in oils, fats, and chloroform, but insoluble in water; used in medicine as a vulnerary, in histology to stain fat in tissue sections and basic proteins at high pH, and in immunoelectrophoresis. SYN … Medical dictionary
Sudan IV — Other names Sudan R, C.I. Solvent Red 24, C.I. 26105, Lipid Crimson, Oil Red, Oil Red BB, Fat Red B, Oil Red IV, Scarlet Red, Scarlet Red N.F, Scarlet Red Scharlach … Wikipedia
stain — 1. To discolor. 2. To color; to dye. 3. A discoloration. 4. A dye used in histologic and bacteriologic technique. 5. A procedure in which a dye or combination of dyes and reagents is used to color the constituents of cells and tissues. For… … Medical dictionary
Masson's trichrome stain — of rat airway. Connective tissue is stained blue, nuclei are stained dark red/purple, and cytoplasm is stained red/pink. Masson s trichrome is a three colour staining protocol used in histology. The recipes evolved from Claude L. Pierre Masson s… … Wikipedia
ponceau — (ˈ)pän|sō noun ( s) Etymology: French, from Old French pouncel red poppy, probably from diminutive of paon peacock, from Latin pavon , pavo more at pavo 1. : a strong red to reddish orange called also coquelicot, granat … Useful english dictionary
Haematoxylin — IUPAC name 7,11b dihydroindeno[2,1 c]chromene 3,4,6a,9,10(6H) pentol … Wikipedia

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Biebrich scarlet

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