68157-60-8
Product Name:
Forchlorfenuron
Formula:
C12H10ClN3O
Synonyms:
N-(2-Chloro-4-pyridyl)-N′-phenylurea;4-CPPU;CPPU;Forchlorfenuron
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CHEMICAL AND PHYSICAL PROPERTIES
| Color/Form | White to off-white crystalline powder |
|---|---|
| Melting Point | 165-170 °C |
| Flash Point | FLASH POINT, °F: >200 Pensky Martin Closed Cup /Kim Blue Plant Growth Regulator/ |
| Solubility | In methanol 119 g/L, ethanol 149 g/L, acetone 127 g/L, chlorofrom 2.7 g/LApplied at 1-1000 ppm, depending on crop. |
| Density | 1.3839 at 25 °C |
| Vapor Pressure | 3.45X10-10 mm Hg at 25 °C (gas saturation method) |
| LogP | log Kow = 3.2 at 20 °C |
| Henry's Law Constant | Henry's Law constant = 2.86X10-12 atm-cu m/mol at 25 °C |
| Stability/Shelf Life | Product is stable under normal conditions. /Kim Blue Plant Growth Regulator/ |
| Decomposition | Carbon monoxide and carbon dioxide from burning. /Kim Blue Plant Growth Regulator/ |
| Dissociation Constants | pKa1 = 2.5; pKa2 = 12.25 |
| Other Experimental Properties | Stable to heat and light. Not hydrolyzed over 30 days at pH 5, 7 and 9 (25 °C) |
SAFETY INFORMATION
| Signal word | Warning |
|---|---|
| Pictogram(s) |
 Health Hazard GHS08  Environment GHS09 |
| GHS Hazard Statements |
H351:Carcinogenicity H411:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P202:Do not handle until all safety precautions have been read and understood. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P391:Collect spillage. Hazardous to the aquatic environment P308+P313:IF exposed or concerned: Get medical advice/attention. P405:Store locked up. |
COMPUTED DESCRIPTORS
| Molecular Weight | 247.68 g/mol |
|---|---|
| XLogP3 | 2.4 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 2 |
| Exact Mass | 247.0512396 g/mol |
| Monoisotopic Mass | 247.0512396 g/mol |
| Topological Polar Surface Area | 54 Ų |
| Heavy Atom Count | 17 |
| Formal Charge | 0 |
| Complexity | 256 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Forchlorfenuron is a member of the class of phenylureas that is urea substituted by a phenyl group and a 2-chloropyridin-4-yl group at positions 1 and 3 respectively. It is a plant growth regulator widely used in agriculture for improving fruit quality and fruit size. It has a role as a plant growth regulator. It is a member of phenylureas and a monochloropyridine.