Indole-3-Butyric Acid
CAS Number: 133-32-4
Chemical Formula: C12H13NO2
Synonyms:
gamma-(3-indolyl)butyricacid
kyselina4-indol-3-ylmaselina
indolyl-3-butyricacid jiffygrow
Appearance: Clear colorless to pale yellow Liquid
HS Code: 29339990
MOQ (Minimum Order Quantity): 1 FCL Full Container Load
Indole-3-butyric acid belongs to indol-3-yl carboxylic acids. It is a butanoic acid molecule with a 1H-indol-3-yl group attached at the 1-position. It acts as a plant hormone, natural plant metabolite, and key auxin compound. It is structurally derived from butyric acid and serves as the conjugate acid of indole-3-butyrate ions.
Parameters
| Melting point | 124-125.5 °C(lit.) |
| Boiling point | 341.55°C (rough estimate) |
| density | 1.1255 (rough estimate) |
| bulk density | 360kg/m3 |
| refractive index | 1.5440 (estimate) |
| storage temp. | 2-8°C |
| solubility | DMF: 25 mg/mL; DMSO: 25 mg/mL; Ethanol: 25 mg/mL; PBS (pH 7.2): 0.1 mg/mL |
| pka | 4.83±0.10(Predicted) |
| form | Liquid |
| color | Clear colorless to pale yellow |
| Water Solubility | Soluble in water(0.25g/L). |
| Sensitive | Air Sensitive |
| Merck | 14,4965 |
| BRN | 171120 |
| Stability: | Stable. Incompatible with strong oxidizing agents. Light sensitive. |
| InChIKey | JTEDVYBZBROSJT-UHFFFAOYSA-N |
| LogP | 2.300 |
| CAS DataBase Reference | 133-32-4(CAS DataBase Reference) |
| EPA Substance Registry System | Indole-3-butyric acid (133-32-4) |
Safety Information
| Hazard Codes | T,Xi |
| Risk Statements | 25-36/37/38 |
| Safety Statements | 26-36-45-38-36/37/39-28A |
| RIDADR | UN 2811 6.1/PG 3 |
| WGK Germany | 3 |
| RTECS | NL5250000 |
| F | 8-10-23 |
| Hazard Note | Irritant |
| TSCA | T |
| HazardClass | 6.1 |
| PackingGroup | III |
| HS Code | 29339990 |
| Hazardous Substances Data | 133-32-4(Hazardous Substances Data) |
| Toxicity | LD50 i.p. in mice: 100 mg/kg (Anderson) |
Product Application
Indole butyric acid IBA is a broad‑spectrum plant growth regulator of the indole family and is widely used as an effective rooting promoter. It stimulates rooting in cuttings of both herbaceous and woody ornamental plants. It also supports fruit retention in fruit crops and helps increase fruit setting percentage.
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Inventory 2-3 working days New production 7-10 working days.
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