High Quality DCPTA (Guayule) Plant Growth Regulator | CAS No.: 65202-07-5 – SHENZHEN SOYOUNG
DCPTA (2-Diethylaminoethyl-3,4-dichlorophenylether) is an effective, non-toxic, and highly efficient plant growth regulator widely used in modern agriculture. Unlike traditional growth hormones, DCPTA works directly on the plant's cell nucleus, activating key genes responsible for photosynthesis, enzyme activity, and nutrient absorption.
At SHENZHEN SOYOUNG, we supply high-purity DCPTA 98% TC to agricultural formulators, distributors, and large-scale commercial farms worldwide.

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Enhanced Photosynthesis: DCPTA increases chlorophyll content and boosts photosynthetic capacity by up to 20%–40%, accelerating carbon fixation and biomass accumulation.
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Superior Rooting & Stem Growth: Stimulates root elongation and lateral root development, leading to stronger root systems and better nutrient uptake.
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Increased Crop Yield & Quality: Promotes flower bud differentiation, reduces fruit drop, increases fruit size, and improves soluble sugar and vitamin contents.
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Stress Resistance: Improves plant tolerance to environmental stressors such as drought, low temperatures, and salinity.
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Synergistic Compatibility: Can be compounded with fertilizers, insecticides, fungicides, and other plant growth regulators (e.g., Brassinolide, GA3) to increase efficacy.
| Parameter | Specification Details |
| Product Name | DCPTA (2-Diethylaminoethyl-3,4-dichlorophenylether) |
| CAS Number | 65202-07-5 |
| Appearance | White to off-white crystalline powder |
| Active Ingredient Content | ≥ 98% TC |
| Molecular Formula | C12H17Cl2NO |
| Molecular Weight | 262.18 |
| Solubility | Soluble in organic solvents (alcohol, acetone), slightly soluble in water; easily soluble after forming salt |
| Storage Conditions | Store in a cool, dry, and well-ventilated area away from direct sunlight |
| Packaging Options | 1 kg/aluminum foil bag, 25 kg/cardboard drum, or customized packaging |
DCPTA is suitable for a wide variety of field crops, economic crops, vegetables, and fruits:
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Field Crops (Corn, Wheat, Rice, Cotton, Soybeans): Boosts seed germination, increases grain weight, and prevents premature senescence.
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Tuber Crops (Potatoes, Sweet Potatoes, Cassava, Radish): Promotes root enlargement and dry matter accumulation.
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Fruit Trees (Citrus, Apples, Grapes, Tomatoes): Enhances fruit set, improves sugar content, and enhances skin color.
Note: For detailed formulation advice and concentration ratios (ppm), please contact the SHENZHEN SOYOUNG technical team.
As a trusted exporter of agricultural chemicals, SHENZHEN SOYOUNG guarantees strict quality control for every batch of DCPTA.
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Complete Documentation: Full COA (Certificate of Analysis), SDS (Safety Data Sheet), and TDS available upon request.
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Flexible Packaging: Bulk supply in 25 kg drums or tailored OEM/ODM packaging for regional market entry.
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Fast Global Shipping: Reliable logistics network covering air and sea freight with full export compliance.
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Strict Quality Standard: High-purity technical grade (98% TC) ensuring predictable formulation outcomes.
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Competitive Factory Pricing: Direct supply from qualified production lines to optimize your sourcing costs.
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Technical Support: Expert guidance on formulation design, compatibility, and application protocols.



