10884308001

CPRG

Chlorophenol red-β-D-galactopyranoside

• Sinonimo/i: Chlorophenol Red-β-D-galactopyranoside, chlorophenol red-β-d-galactopyranoside, CPRG, Chlorophenol Red-β-D-galactoside
• Formula empirica (notazione di Hill): C₂₅H₂₂Cl₂O₁₀S
• Numero CAS: 99792-79-7
• Peso molecolare: 585.41
• Numero MDL: MFCD05863726
• Codice UNSPSC: 12352204
• ID PubChem: 329749219

Proprietà

• Livello qualitativo: 100
• Saggio: 96% (HPLC)
• Stato: powder
• Confezionamento: pkg of 250 mg
• Produttore/marchio commerciale: Roche
• Condizioni di stoccaggio: protect from light
• Intervallo di pH: 6-8
• Condizioni di spedizione: dry ice
• Temperatura di conservazione: −20°C (−15°C to −25°C)
• Stringa SMILE: OC[C@H]1O[C@@H](Oc2ccc(cc2Cl)C(=C3/C=CC(=O)C(Cl)=C3)\c4ccccc4S(O)(=O)=O)[C@H](O)[C@@H](O)[C@H]1O
• InChI: 1S/C25H22Cl2O10S/c26-15-9-12(5-7-17(15)29)21(14-3-1-2-4-20(14)38(33,34)35)13-6-8-18(16(27)10-13)36-25-24(32)23(31)22(30)19(11-28)37-25/h1-10,19,22-25,28,30-32H,11H2,(H,33,34,35)/b21-12-/t19-,22+,23+,24-,25-/m1/s1; YOUWVNCQJOMMEU-AETRGLENSA-N

Descrizione

Descrizione generale

Chlorophenol red-β-D-galactopyranoside (CPRG) is a long-wavelength dye which is commonly used for colorimetric assays.[1] The reaction product has a dark red color and is soluble in water. It can be evaluated photometrically at 574 or 578 nm.
The chemical formula on the label represents the monosodium salt.

Applicazioni

CPRG has been used as a substrate for β-galactosidase assay.[2][3][4]

Colorimetric determination of β-Gal activity in cell extracts and ELISA.[3][5]

Azioni biochim/fisiol

Chlorophenol red-β-D-galactopyranoside (CPRG) might possess oestrogenic activity.[6]

Qualità

Contaminant: <0.1% chlorophenol red

Sequenza

CPRG is an approximately 1:1 mixture of the isomers.

Nota sulla preparazione

Working concentration: 5 mmol/l
Storage conditions (working solution): Reconstituted solution is stable for one day at 2 to 8 °C

Stoccaggio e stabilità

Store powder dry at -15 to -25 °C; stock solutions at 2–8 °C protected from light.

Altre note

For life science research only. Not for use in diagnostic procedures.

Informazioni sulla sicurezza

• Codice della classe di stoccaggio: 11 - Combustible Solids
• Classe di pericolosità dell'acqua (WGK): WGK 1
• Punto d’infiammabilità (°F): No data available
• Punto d’infiammabilità (°C): No data available