
3-indoxyl sulfate potassium salt
PHY-NP-09858 · Natural product research catalog
| Catalog number | PHY-NP-09858 |
|---|---|
| CAS number | 2642-37-7 |
| Molecular formula | C8H6KNO4S |
| Molecular weight | 251.304 g/mol |
| Chemical class | Alkaloids |
| Main reported source | Isatis tinctoria |
| Purity / assay | Min. 98% Other purity specifications available on inquiry. |
Chemical structure

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| Pack | Price (USD) | Availability | Lead time |
|---|---|---|---|
| 5 mg | Request quote | To be confirmed | Confirm in quotation |
| 10 mg | Request quote | To be confirmed | Confirm in quotation |
| 20 mg | Request quote | To be confirmed | Confirm in quotation |
| 50 mg | Request quote | To be confirmed | Confirm in quotation |
| 100 mg | Request quote | To be confirmed | Confirm in quotation |
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Product information
3-indoxyl sulfate potassium salt is listed in the Alkaloids section of the Phytide Bio research catalog. Standard pack sizes are 5, 10, 20, 50 and 100 mg.
For research use only. Not for human or veterinary use, diagnosis or treatment.
Names & identifiers
| IUPAC name | potassium 1H-indol-3-yl sulfate |
|---|---|
| SMILES | C1=CC=C2C(=C1)C(=CN2)OS(=O)(=O)[O-].[K+] |
| InChIKey | MDAWATNFDJIBBD-UHFFFAOYSA-M |
| Subclass / scaffold | Tryptophan alkaloids:Simple indole alkaloids |
| PubChem CID | 5177095 |
Computed properties
| Exact mass (Da) | 250.9655 | Predicted LogP | 1.3495 |
|---|---|---|---|
| Predicted TPSA (Ų) | 79.39 | H-bond donors | 2 |
| H-bond acceptors | 3 | Rotatable bonds | 2 |
Calculated values from the supplied dataset; not measured batch specifications.
View additional properties & classification
| Ring count | 2 |
|---|---|
| Aromatic rings | 2 |
| Fraction Csp³ | 0.0 |
| Synthetic accessibility score | 2.22 |
| QED score | 0.738 |
| Lipinski rule violations | 0 |
| NPClassifier pathway | Alkaloids |
| NPClassifier superclass | Tryptophan alkaloids |
| NPClassifier class | Simple indole alkaloids |
| Parent SMILES | O=S(=O)(O)Oc1c[nH]c2ccccc12 |
| Parent formula | C8H7NO4S |
| Parent molecular weight | 213.214 |
| Specified stereocenters | 0 |
| Unspecified stereocenters | 0 |
Reported natural occurrence
| Main reported source | Isatis tinctoria |
|---|---|
| Reported source families | Orchid; Vitaceae; Brassicaceae |
Reported natural occurrence does not establish the manufacturing origin of the supplied material.
View occurrence records & references
| LOTUS / Wikidata species | Isatis tinctoria[3]; Persicaria tinctoria[3]; Calanthe discolor[1]; Calanthe triplicata[1]; Celosia argentea[1]; Cissus discolor[1]; Cissus sicyoides[1]; Homo sapiens[1]; Strobilanthes cusia[1] |
|---|---|
| All reported source families | Orchid[2]; Vitaceae[2]; Brassicaceae[1]; Polygonaceae[1]; Amaranthaceae[1]; Hominidae[1] |
| LOTUS species records | 9 |
| LOTUS reference records | 9 |
| COCONUT occurrence records | Calanthe discolor; Calanthe triplicata; Celosia argentea; Cissus discolor; Cissus sicyoides; Homo sapiens; Isatis indigotica; Isatis tinctoria; Persicaria tinctoria; Pteridium aquilinum var. latiusculum; Strobilanthes cusia |
| COCONUT organism records | 11 |
| COCONUT identifier | CNP0308395.0 |
Records are inherited from the supplied dataset and are not independently verified. Taxonomic names may include synonyms.
Documents & specifications
| Certificate of analysis (COA) | Batch-specific COA available on request; no PDF published yet |
|---|---|
| Safety data sheet (SDS) | Not yet published |
| Storage / solubility | Product-specific conditions to be confirmed |
| Shipping | Confirmed with the quotation |
Request applicable documentation and handling information before ordering or use.




