Indole-3-Butyric acid

Indole-3-Butyric acid

CAS No.: 133-32-4
Molecular Formula: C12H13NO2
Molecular weight: 203.24
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product description
Indole-3-butyric acid pure products are white to light yellow crystalline solids, and industrial products are often light brown or white powder. Has a slight peculiar smell. Insoluble in water, slightly soluble in benzene, toluene, easily soluble in ethanol, ether, acetone and chloroform and other organic solvents. It is stable at room temperature, but it is easy to decompose under strong acid and alkali conditions, and it is also sensitive to light and heat. 


Chemical Properties
PropertyValue

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


PropertyValue
Hazard symbolsT, Xi
Hazard class codes25-36/37/38
Safety descriptions26-36-45-38-36/37/39-28A
UN dangerous goods numberUN 2811 6.1/PG 3
WGK Germany3
RTECS numberNL5250000
F8-10-23
Hazard NoteIrritant
TSCATSCA listed
Hazard class6.1
Packing groupIII
HS code29339990
Storage class6.1C - Combustible, acute toxicity Category 3
Toxic compounds or compounds causing chronic effects
Hazard class (category)Acute toxicity, Category 3, Oral
Hazardous substances data133-32-4 (Hazardous Substances Data)
ToxicityLD50 i.p. in mice: 100 mg/kg (Anderson)


Product Usage

Indole-3-Butyric Acid (吲哚-3-丁酸) - Product Applications

Indole-3-Butyric Acid (IBA) is a high-efficiency plant growth regulator belonging to the auxin family, widely recognized for its superior ability to promote root initiation. Its primary application is in horticulture and silviculture, where it is the active ingredient in rooting hormones for cuttings, significantly increasing the success rate of propagation for ornamental plants, fruit trees, and forest species. In broad-acre agriculture, it is used as a seed soak or foliar spray to enhance root system development, leading to improved nutrient uptake and increased crop resilience against environmental stress. Furthermore, it is a vital tool in plant tissue culture, used in specialized media to induce adventitious root formation in micropropagated plantlets. In landscape management, IBA is applied during transplanting to reduce "transplant shock" and ensure the rapid establishment of young trees and shrubs.

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FAQ

Q1:Does it support customized products?

A1:Yes, it does. Formulations can be adjusted and customized production can be carried out according to customer's industry needs and performance parameters.


Q2:Can samples be provided?

A2:We support free sample delivery and testing services to meet customers' early testing needs.


Q3:Is the product quality stable? 

A3:With full-process quality inspection and control, there are minimal batch differences, and the purity and stability strictly meet the standards.


Q4:What is the shipping cycle?

A4:For regular inventory, we offer quick delivery. For customized orders, we arrange production according to demand and ensure timely delivery.

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