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Substance Name: Phenolsulfonphthalein [JAN:NF]
RN: 143-74-8
UNII: I6G9Y0J1OJ
InChIKey: BELBBZDIHDAJOR-UHFFFAOYSA-N
Note
- Red dye, pH indicator, and diagnostic aid for determination of renal function. It is used also for studies of the gastrointestinal and other systems.
Molecular Formula
- C19-H14-O5-S
Molecular Weight
- 354.3806
- All
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- Names & Synonyms
- Registry Numbers
- Structure Descriptors
- Toxicity
- Physical Properties
Classification Codes
- Coloring Agents
- Indicators and Reagents
- Mutation Data
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Names and Synonyms
Name of Substance
- Phenolsulfonphthalein
- Phenolsulfonphthalein [JAN:NF]
MeSH Heading
- Phenolsulfonphthalein
Synonyms
- 3H-2,1-Benzoxathiole, 3,3-bis(4-hydroxyphenyl)-, 1,1-dioxide
- 4,4'-(3H-2,1-Benzoxathiol-3-ylidene)diphenol S,S-dioxide
- 5-19-03-00457 (Beilstein Handbook Reference)
- BRN 0326470
- EINECS 205-609-7
- Fenolipuna
- NSC 10459
- Phenol Red
- Phenol, 4,4-(3H-2,1-benzoxathiol-3-ylidene)di-, S-S-dioxide
- Phenolsulfonphthalein
- Phenolsulphonphthalein
- PSP
- PSP (indicator)
- Sulfonphthal
- Sulphental
- Sulphonthal
- UNII-I6G9Y0J1OJ
Systematic Names
- Phenol Red
- Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-
- Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis-, (S,S-dioxide)
- Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)di-, S,S-dioxide
Superlist Name
- Phenol Red
Registry Numbers
CAS Registry Number
- 143-74-8
FDA UNII
- I6G9Y0J1OJ
Other Registry Number
- 2877-88-5
System Generated Number
- 0000143748
Structure Descriptors
InChI
1S/C19H14O5S/c20-15-9-5-13(6-10-15)19(14-7-11-16(21)12-8-14)17-3-1-2-4-18(17)25(22,23)24-19/h1-12,20-21HInChIKey
BELBBZDIHDAJOR-UHFFFAOYSA-NSmiles
Oc1ccc(cc1)Toxicity
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intravenous | 1368mg/kg (1368mg/kg) | Drugs in Japan Vol. -, Pg. 930, 1990. | |
| rat | LD50 | intravenous | 752mg/kg (752mg/kg) | Drugs in Japan Vol. -, Pg. 930, 1990. | |
| rat | LD50 | subcutaneous | > 600mg/kg (600mg/kg) | Clinical Toxicology. Vol. 4(2), Pg. 185, 1971. |
Physical Properties
| Physical Property | Value | Units | Temp (deg C) | Source |
|---|---|---|---|---|
| Melting Point | >300 | deg C | EXP | |
| pKa Dissociation Constant | 8.08 | (none) | 20 | EXP |
| log P (octanol-water) | 3.02 | (none) | EXP | |
| Water Solubility | 770 | mg/L | 100 | EXP |
| Vapor Pressure | 6.22E-13 | mm Hg | 25 | EST |
| Henry's Law Constant | 2.08E-17 | atm-m3/mole | 25 | EST |
| Atmospheric OH Rate Constant | 8.12E-11 | cm3/molecule-sec | 25 | EST |
Physical property data is provided to ChemIDplus by SRC, Inc.