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Cas Database |
| Name |
Flurprimidol |
EINECS | N/A |
| CAS No. | 56425-91-3 | Density | 1.28 g/cm3 |
| PSA | 55.24000 | LogP | 3.26710 |
| Solubility | N/A | Melting Point |
94-96° |
| Formula | C15H15F3N2O2 | Boiling Point | 386 °Cat760mmHg |
| Molecular Weight | 312.292 | Flash Point | 187.2 °C |
| Transport Information | N/A | Appearance | Off-white to buff powder with slight aromatic odor. |
| Safety | Moderately toxic by ingestion and skin contact routes. When heated to decomposition it emits toxic vapors of NOx and F−. | Risk Codes | 22-36-38 |
| Molecular Structure |
|
Hazard Symbols | Xn |
| Synonyms |
Cutless;EL 500; |
Article Data | 7 |
Flurprimidol Synthetic route
- 1401217-86-4
4-trifluoromethoxyphenyl-5-pyrimidyl ketone
- 1068-55-9
isopropylmagnesium chloride
- 56425-91-3
α-isopropyl-α-[p-(trifluoromethoxy)phenyl]-5-pyrimidinemethanol
| Conditions | Yield |
|---|---|
| With lithium chloride; zinc(II) chloride In tetrahydrofuran at 0℃; for 0.5h; | 94% |
- 4595-59-9
5-bromopyrimidine
- 56425-84-4
2-methyl-1-(4-(trifluoromethoxy)phenyl)propan-1-one
- 56425-91-3
α-isopropyl-α-[p-(trifluoromethoxy)phenyl]-5-pyrimidinemethanol
| Conditions | Yield |
|---|---|
| Stage #1: 5-bromopyrimidine With n-butyllithium In tetrahydrofuran at -78℃; for 1h; Inert atmosphere; Schlenk technique; Stage #2: 2-methyl-1-(4-(trifluoromethoxy)phenyl)propan-1-one In tetrahydrofuran at -78℃; for 1h; Inert atmosphere; | 70% |
| Stage #1: 5-bromopyrimidine With n-butyllithium In tetrahydrofuran; cyclohexane at -78℃; for 1h; Schlenk technique; Inert atmosphere; Stage #2: 2-methyl-1-(4-(trifluoromethoxy)phenyl)propan-1-one In tetrahydrofuran; cyclohexene at 20℃; for 1h; Schlenk technique; Inert atmosphere; | 70% |
- 56425-84-4
2-methyl-1-(4-(trifluoromethoxy)phenyl)propan-1-one
- 133538-11-1
5-pyrimidine lithium
- 56425-91-3
α-isopropyl-α-[p-(trifluoromethoxy)phenyl]-5-pyrimidinemethanol
| Conditions | Yield |
|---|---|
| In tetrahydrofuran at -78 - 20℃; | 70% |
- 1401217-85-3
5-[4-(trifluoromethoxy)benzyl]pyrimidine
- 56425-91-3
α-isopropyl-α-[p-(trifluoromethoxy)phenyl]-5-pyrimidinemethanol
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: tert.-butylhydroperoxide / N-hydroxyphthalimide / 6 h / Irradiation; Cooling 2: lithium chloride; zinc(II) chloride / tetrahydrofuran / 0.5 h / 0 °C View Scheme |
Flurprimidol Specification
The Flurprimidol , its cas register number is 56425-91-3. The IPUAC name about this chemicals is 2-Methyl-1-pyrimidin-5-yl-1-[4-(trifluoromethoxy)phenyl]propan-1-ol . The enthalpy of vaporization about it is 66.96 kJ/mol, vapour pressure is 1.2E-06 mmHg at 25 °C , index of refraction is 1.517 . Classification code about this chemicals are Agricultural Chemical; Growth regulator / Fertilizer; Plant growth regulator .
This chemicals can be described computed from structure:
1) SMILES: CC(C)C(C1=CC=C(C=C1)OC(F)(F)F)(C2=CN=CN=C2)O
2) InChI: InChI=1S/C15H15F3N2O2/c1-10(2)14(21,12-7-19-9-20-8-12)11-3-5-13(6-4-11)22-15(16,17)18/h3-10,21H,1-2H3
The most important thing about Flurprimidol is the toxicity, following is the form:
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | oral | 418mg/kg (418mg/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: ATAXIA BEHAVIORAL: COMA | National Technical Information Service. Vol. OTS0543092, |
| quail | LD50 | oral | > 2gm/kg (2000mg/kg) | Pesticide Manual. Vol. 9, Pg. 422, 1991. | |
| rabbit | LD50 | skin | > 2gm/kg (2000mg/kg) | Merck Index. Vol. 11, Pg. 658, 1989. | |
| rat | LC50 | inhalation | 1100mg/m3/4H (1100mg/m3) | SENSE ORGANS AND SPECIAL SENSES: CHROMODACYRORREA: EYE LUNGS, THORAX, OR RESPIRATION: DYSPNEA SKIN AND APPENDAGES (SKIN): HAIR: OTHER | National Technical Information Service. Vol. OTS0536993, |
| rat | LD50 | oral | 709mg/kg (709mg/kg) | Pesticide Manual. Vol. 9, Pg. 422, 1991 |
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