N-(2-Chloro-4-pyridyl)-N′-phenylurea
N-(2-Chloro-4-pyridyl)-N′-phenylurea (CAS: 68157-60-8), a synthetic cytokinin with the molecular formula C12H10ClN3O and a molecular weight of 247.68 g/mol, is a plant growth regulator. It is primarily recognised for its role in promoting plant tissue development and in vitro organogenesis, particularly in studies involving plant biotechnology and molecular biology applications for enhanced plant propagation and research.
- IUPAC
- 4-CPPU,CPPU,Forchlorfenuron
- Synonyms
- 4-CPPU, CPPU, Forchlorfenuron

Plant Tissue Culture
Used as a plant growth regulator to promote in vitro direct shoot organogenesis. Specifically applied to enhance development in plant segments during laboratory research.
Plant Biotechnology
Applied in research settings to study and manipulate plant growth and development. It aids in understanding cellular processes related to plant propagation and differentiation.
Molecular Biology Research
Facilitates studies in plant molecular biology by influencing cellular processes. Useful for investigating gene expression and developmental pathways in plants.
| Molecular weight | 247.68 |
|---|---|
| Empirical formula | C12H10ClN3O |
| Storage temperature | 2-8°C |
| Application | Forchlorfenuron (CPPU) is a cytokinin that enhances in vitro direct shoot organogenesis of Citrus aurantium L. epicotyl segments. |


Hazard statements
- H351Suspected of causing cancer
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P281Use personal protective equipment as required
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn,N |
| Risk statements (R) | 40-51/53 |
| Safety statements (S) | 36/37-46-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is N-(2-Chloro-4-pyridyl)-N′-phenylurea used for?
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N-(2-Chloro-4-pyridyl)-N′-phenylurea is a synthetic cytokinin used as a plant growth regulator. It is recognised for its application in enhancing in vitro direct shoot organogenesis and in plant biotechnology and molecular biology research.
What is the CAS number and formula for N-(2-Chloro-4-pyridyl)-N′-phenylurea?
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The CAS number is 68157-60-8, and the empirical formula is C12H10ClN3O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for research and laboratory use. The specific assay/grade is not provided as pharmacopoeia standard (USP, BP, EP). Purity details are available on the Certificate of Analysis.
How should N-(2-Chloro-4-pyridyl)-N′-phenylurea be handled and stored?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Store at 2-8°C. This compound is classified with hazard statements H351 (suspected of causing cancer) and H411 (toxic to aquatic life with long-lasting effects).
Is N-(2-Chloro-4-pyridyl)-N′-phenylurea shipped internationally?
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Yes, Tech Serve Solutions is a global supplier and exporter and can arrange international shipment for N-(2-Chloro-4-pyridyl)-N′-phenylurea, adhering to all relevant transport regulations (UN 3077 9 / PGIII).
How can I request a sample or quote for N-(2-Chloro-4-pyridyl)-N′-phenylurea?
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Please contact our sales team or use the online inquiry form to request a sample or a quote for N-(2-Chloro-4-pyridyl)-N′-phenylurea.
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