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Indigo powder · CAS 68651-46-7 · C16H10N2O2. UNII 1G5BK41P4F. LogP: 2.63.
| CAS Registry Number | 68651-46-7 |
|---|---|
| PubChem CID | 10215 |
| Molecular formula | C16H10N2O2 |
| IUPAC name | 2-(3-hydroxy-1H-indol-2-yl)indol-3-one |
| UNII (FDA) | 1G5BK41P4F |
| Molecular Weight | 262.26 |
|---|---|
| XLogP3 | 2.7 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 1 |
| Exact Mass | 262.074227566 |
| Monoisotopic Mass | 262.074227566 |
| Topological Polar Surface Area | 65.5 |
| Heavy Atom Count | 20 |
| Formal Charge | 0 |
| LogP | 2.63 |
|---|
| Regulatory & Food Contact | CIR / INCI: Cosmetic colorant |
|---|---|
| GHS notification summary | 6.2% (11 / 176) |
| GHS notification summary | 6.2% (11 / 176) |
|---|---|
| Reported hazard statements | H373 (90.9%) |
This chemical does not meet GHS hazard criteria for 6.2% (11 of 176) of reports.
H373 (90.9%): May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]
INDIGO; 482-89-3; Indigotin; Indigo Blue; Vat blue 1; Cystoceva; Diindogen; Indigo (synthetic); Vulcafix Blue R; Indigo Pure BASF; Indigo Ciba; Indigo Synthetic; Synthetic Indigo; Indigo Powder W; Vulcafor Blue A; Indigo J
CAS 68651-46-7; molecular formula C16H10N2O2; molecular weight — g/mol.
INDIGO, 482-89-3, Indigotin, Indigo Blue, Vat blue 1, Cystoceva.
Documented regulatory listings: CIR / INCI: Cosmetic colorant.
6.2% of GHS notifications report no hazard classification (11 of 176).
LogP: 2.63.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.