6,8-Dihydroxy-1,3-pyrenedisulfonic acid disodium salt

• Catalog No.: 37920
• CAS Number: 61255-63-8
• M. F.: C16H8Na2O8S2
• M. W.: 438.33946
• Purity: ≥97.0% (HPCE)

SYNONYMS

• IUPAC name: disodium 6,8-dihydroxypyrene-1,3-disulfonate
• IUPAC Traditional name: disodium 6,8-dihydroxypyrene-1,3-disulfonate
• Synonyms: Disodium 6,8-dihydroxy-1,3-pyrenedisulfonate; DHPDS

DATABASE IDS

• PubChem SID: 24863224
• MDL Number: MFCD00800283
• Beilstein Number: 8962638
• CAS Number: 61255-63-8

PROPERTIES

• Empirical Formula (Hill Notation): C16H8Na2O8S2
• Product Line: BioReagent
• Purity: ≥97.0% (HPCE)
• Suitability: suitable for fluorescence
• pKa: 7.33
• pKa: 8.53
• Fluorescence: λex 405 nm; λem 456 nm in 0.1 M citrate pH 3.0
• Fluorescence: λex 458 nm; λem 498 nm in 0.1 M Tris pH 8.0
• Melting Point: ≥250 °C(lit.)
• Solubility: DMF: soluble
• Solubility: H2O: soluble
• Solubility: methanol: soluble
• GHS Signal Word: Warning
• GHS Hazard statements: H315-H319-H335
• European Hazard Symbols: Irritant (Xi)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• GHS Precautionary statements: P261-P305 + P351 + P338
• Risk Statements: 36/37/38
• Safety Statements: 26
• German water hazard class: 3

DETAILS

Description (English)

Application
suitable as pH-indicator
Other Notes
Highly water soluble pH indicator for the physiological range1

Description (简体中文)

Application
suitable as pH-indicator
Other Notes
Highly water soluble pH indicator for the physiological range1