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M7011

Sigma-Aldrich

Mercury dibromofluorescein disodium salt

practical grade, crystalline

Synonym(s):

2′,7′-Dibromo-5′-(hydroxymercurio)fluorescein disodium salt, Merbromin, Mercurochrome

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About This Item

Empirical Formula (Hill Notation):
C20H8Br2HgNa2O6
CAS Number:
129-16-8
Molecular Weight:
750.65
EC Number:
204-933-6
MDL number:
MFCD00013081
UNSPSC Code:
12352200
PubChem Substance ID:
24897134
NACRES:
NA.32

grade

practical grade

form

crystalline

mp

≥300 °C

SMILES string

[Na+].[Na+].O[Hg]c1c([O-])c(Br)cc2c1OC3=CC(=O)C(Br)=CC3=C2c4ccccc4C([O-])=O

InChI

1S/C20H9Br2O5.Hg.2Na.H2O/c21-13-5-11-17(7-15(13)23)27-18-8-16(24)14(22)6-12(18)19(11)9-3-1-2-4-10(9)20(25)26;;;;/h1-7,24H,(H,25,26);;;;1H2/q;3*+1;/p-3

InChI key

SQFDQLBYJKFDDO-UHFFFAOYSA-K

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Legal Information

Signal Word

Danger

Hazard Classifications

Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2

Storage Class Code

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
028K0724
077K1667
086K1406
079H1136
056F0778

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G S Mishra et al.
Mycoses, 47(1-2), 82-84 (2004-03-05)
Aspergillus niger, an opportunistic filamentous fungus, was identified as the cause of chronic bilateral otomycosis in a 46-year-old female patient who was unresponsive to different drugs. The patient showed signs of erythema, otalgia, itching, otorrhoea and presence of greyish black
Andrea Wilken et al.
Analytical and bioanalytical chemistry, 397(8), 3525-3532 (2010-06-25)
The interaction of Mercurochrome, a medical preparation based on the mercury organic compound merbromin, with free thiols in low molecular weight peptides and in proteins has been investigated by means of liquid chromatography (LC) and electrospray mass spectrometry (ESI-MS). Beta-lactoglobulin
Wenqi Zheng et al.
Frontiers in cellular and infection microbiology, 10, 311-311 (2020-07-17)
Quiescin sulfhydryl oxidase (QSOX), present in a wide variety of eukaryotic species, catalyzes the insertion of disulfide bonds into unfolded, reduced proteins. Here we characterized the QSOX protein from the rodent malaria parasite Plasmodium berghei (PbQSOX), which is conserved in
G Nöhammer et al.
Histochemistry and cell biology, 107(5), 383-390 (1997-05-01)
Mercurochrom [2,7-dibromo-4-(hydroxymercuri)-fluorescein disodium salt] used for staining of protein thiols in addition binds to other groups of proteins. Experimental evidence is provided that mercurochrom bound to non-thiol groups forms a 1:1 adduct with protein (mixed) disulfides. The disulfide contents of
Drug rash with eosinophilia and systemic symptoms caused by topical application of mercury.
C Tschanz et al.
Dermatology (Basel, Switzerland), 201(4), 381-382 (2001-01-09)
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