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Phenolphthalein (Reag. USP, Ph. Eur.) for analysis, ACS

3,3-bis-(4-Hydroxyphenyl)-1-(3H)-isoBenzofuranone, 3,3-bis-(4-Hydroxyphenyl)Phthalide

Minimum assay (HPLC.): 99.0%
Code
131325
CAS
77-09-8
Molecular Formula
C20H14O4
Molar mass
318.33 g/mol

Recommended prices only. For prices and orders please contact your local distributor.
Box prices only valid with purchase of full box.

code packaging size price per unit box price per unit
Code & packaging Price per piece
131325.1208
code
131325.1208
packaging size
100 g
price per unit
single $89,40
box price per unit
$75,99x 6 units
131325.1210
code
131325.1210
packaging size
500 g
price per unit
single $362,25
box price per unit
molecule for: Phenolphthalein (Reag. USP, Ph. Eur.) for analysis, ACS
Melting Point:
258 - 263 °C
Solubility:
Insoluble in water
Physical Description:
solid
Product Code:
131325
Product Name:
Phenolphthalein (Reag. USP, Ph. Eur.) for analysis, ACS
Quality Name:
for analysis, ACS
Specifications:
Minimum assay (HPLC.): 99.0%
Identity: IR passes test
A 1% , 1 cm, λ max.: >680
λ of max. ABS: 551 - 554 nm
Melting range: 258-263°C
Range of Transition interval according to ACS: passes test
T.L.C.: passes test

Maximum limit of impurities
pH transition interval: colourless: 8.0
pH transition interval: violet red: 10.0
Insoluble matter in C2H5OH: passes test
Loss on drying at 105°C: 1.0%
Residue on ignition (as SO4): 0.1 %
As: 0.0002 %
Cu: 0.0005 %
Fe: 0.005 %
Ni: 0.0005 %
Pb: 0.0005 %
Hazard pictograms
  • GHS08 Hazard
WGK:
3
Storage:
Storage away from direct light.
Signal Word:
Danger
GHS Symbols:
GHS08
H Phrases:
H350
H361f
H341
P Phrases:
P201
P202
P281
P308+P313
P405
P501
Master Name:
Phenolphthalein
Synonyms Long Text:
3,3-bis-(4-Hydroxyphenyl)-1-(3H)-isoBenzofuranone, 3,3-bis-(4-Hydroxyphenyl)Phthalide
EINECS:
201-004-7
CS:
29322010
Download TDS file for complete specifications

FAQs

What is the CAS number of Phenolphthalein?

The CAS number of Phenolphthalein is 77-09-8.

CAS Phenolphthalein?

The CAS number of Phenolphthalein is 77-09-8.

CAS 77-09-8?

The CAS number 77-09-8 is assigned to Phenolphthalein.