4-(Hydroxymercury)benzoic acid sodium salt - ≥95%(Hg), high purity , CAS No.138-85-2

Item Number
H302793
Grouped product items
SKUSizeAvailabilityPrice Qty
H302793-250mg
250mg
In stock
$35.90
H302793-1g
1g
In stock
$99.90
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Organometallics

Basic Description

Synonyms4-Hydroxymercuribenzoate | Sodium p-hydroxy mercury benzoate | PCMB
Specifications & Purity≥95%(Hg)
Storage TempRoom temperature
Shipped InNormal
Product Description

4-(Hydroxymercuri)benzoic acid is an organic mercurial compound that reacts via mercury-sulfur affinity with sulfhydryl groups in peptides, proteins and other molecules. PCMB may be used for the determination of sulfhydryl groups in proteins according to Boyer[1], by atomic absorption, and stopped-flow measurements, G. Castronuovo-Lepore et al. It may be used for specific applications such as probing the active site of an enzyme such as cytochrome C oxidase. 4-(Hydroxymercuri)benzoic acid appeared mistakenly as p-chloromercuriobenzoate [PCMB] in earlier literature.

Names and Identifiers

IUPAC Name sodium;(4-carboxylatophenyl)mercury;hydrate
INCHI InChI=1S/C7H5O2.Hg.Na.H2O/c8-7(9)6-4-2-1-3-5-6;;;/h2-5H,(H,8,9);;;1H2/q;;+1;/p-1
InChi Key BERBQUNVJGVZCX-UHFFFAOYSA-M
Canonical SMILES [Na+].O[Hg]c1ccc(cc1)C([O-])=O
Isomeric SMILES C1=CC(=CC=C1C(=O)[O-])[Hg].O.[Na+]
PubChem CID 23667696
Molecular Weight 360.69

Certificates

Certificate of Analysis(COA)

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4 results found

Lot NumberCertificate TypeDateItem
D2430075Certificate of AnalysisApr 22, 2024 H302793
D2430076Certificate of AnalysisApr 22, 2024 H302793
D2430093Certificate of AnalysisApr 22, 2024 H302793
D2430094Certificate of AnalysisApr 22, 2024 H302793

Chemical and Physical Properties

Melt Point(°C)≥300 °C

Safety and Hazards(GHS)

Pictogram(s) GHS06,   GHS08,   GHS09
Signal Danger
Hazard Statements

H373:Causes damage to organs through prolonged or repeated exposure

H400:Very toxic to aquatic life

H410:Very toxic to aquatic life with long lasting effects

H300:Fatal if swallowed

H310:Fatal in contact with skin

H330:Fatal if inhaled

Precautionary Statements

P273:Avoid release to the environment.

P280:Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352:IF ON SKIN: wash with plenty of water.

P321:Specific treatment (see ... on this label).

P405:Store locked up.

P501:Dispose of contents/container to ...

P264:Wash hands [and …] thoroughly after handling.

P260:Do not breathe dust/fume/gas/mist/vapors/spray.

P284:[In case of inadequate ventilation] Wear respiratory protection.

P271:Use only outdoors or in a well-ventilated area.

P270:Do not eat, drink or smoke when using this product.

P304+P340:IF INHALED: Remove person to fresh air and keep comfortable for breathing.

P403+P233:Store in a well-ventilated place. Keep container tightly closed.

P391:Collect spillage.

P330:Rinse mouth.

P262:Do not get in eyes, on skin, or on clothing.

P320:Specific treatment is urgent (see ... on this label).

P361+P364:Take off immediately all contaminated clothing and wash it before reuse.

P301+P316:IF SWALLOWED: Get emergency medical help immediately.

P316:Get emergency medical help immediately.

P319:Get medical help if you feel unwell.

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