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199524

Sigma-Aldrich

Chlorophenol Red

indicator grade

Synonyma:

3′,3′-Dichlorophenolsulfonaphthalein

Přihlásitk zobrazení cen stanovených pro organizaci a smluvních cen
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About This Item

Empirický vzorec (Hillův zápis):
C19H12Cl2O5S
Číslo CAS:
4430-20-0
Molekulová hmotnost:
423.27
Beilstein/REAXYS Number:
354053
EC Number:
224-619-2
MDL number:
MFCD00005877
UNSPSC Code:
12171500
PubChem Substance ID:
24851922
NACRES:
NA.47

grade

indicator grade

form

powder, crystals or chunks

color

dark brown

pH

4.8-6.7, yellow to violet

solubility

95% ethanol: 10 mg/mL

λmax

572 nm

ε (extinction coefficient)

≥12000 at 295-301 nm in 0.1 M NaOH
≥45000 at 573-579 nm in 0.1 M NaOH
≥5000 at 368-374 nm in 0.1 M NaOH

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

Oc1ccc(cc1Cl)C2(OS(=O)(=O)c3ccccc23)c4ccc(O)c(Cl)c4

InChI

1S/C19H12Cl2O5S/c20-14-9-11(5-7-16(14)22)19(12-6-8-17(23)15(21)10-12)13-3-1-2-4-18(13)27(24,25)26-19/h1-10,22-23H

InChI key

WWAABJGNHFGXSJ-UHFFFAOYSA-N

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Související kategorie

Biochem/physiol Actions

Chlorophenol red is a pH indicator. It is used as an optical transducer of acetyl cholinesterase inhibition by the analytes. Chlorophenol red is also used to selectively determine chlorine dioxide in drinking water. It has been used in the novel assay to detect transformed protoplast-derived Zea mays colonies on Phosphinothricin (PPT).

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Osvědčení o analýze (COA)

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