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| CAS No.: | 91465-08-6 |
|---|---|
| Name: | Cyhalothrin |
| Molecular Structure: | |
|
|
|
| Formula: | C23H19ClF3NO3 |
| Molecular Weight: | 449.857 |
| Synonyms: | Karate;EPA Pesticide Chemical Code 128897;Icon;ICI-A 0321;Cyclopropanecarboxylic acid, 3-(2-chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethyl-, cyano(3-phenoxyphenyl)methyl ester, (1-alpha(S*),3-alpha(Z))- (+-)-;Lambda cyhalothrin;PP 321; |
| EINECS: | 415-130-7 |
| Density: | 1.344 g/cm3 |
| Melting Point: | 49.2 °C |
| Boiling Point: | 498.9 °C at 760 mmHg |
| Flash Point: | 255.5 °C |
| Solubility: | Soluble in acetone, methanol, acetic ether and toluene |
| Appearance: | liquid |
| Hazard Symbols: |
 Xn, T+, N
|
| Risk Codes: | 25-26-50/53-20/21/22 |
| Safety: | 1/2-36/37/39-38-45-60-61-13 |
| Transport Information: | UN 2810 6.1/PG 3 |
| PSA: | 118.64000 |
| LogP: | 13.08800 |
- 958254-66-51H-Imidazo[4,5-b]pyridine-2-carboxaldehyde, 1-methyl-, hydrochloride
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- 91465-08-6
(1R,3R)-3-((Z)-2-Chloro-3,3,3-trifluoro-propenyl)-2,2-dimethyl-cyclopropanecarboxylic acid cyano-(3-phenoxy-phenyl)-methyl ester
- 91465-08-6
(S)-α-cyano-3-phenoxybenzyl (Z)-(1R,3R)-3-(2-chloro-3,3,3-trifluoropropenyl)-2,2-dimethylcyclopropane carboxylate
| Conditions | Yield |
|---|---|
| With diisopropylamine In water; isopropyl alcohol at -5℃; for 65h; | 97% |
- 773837-37-9
sodium cyanide
- 139237-90-4
(Z)-3-(2-chloro-2-trifluoromethylvinyl)-2,2-dimethylcyclopropionyl chloride
- 39515-51-0
3-Phenoxybenzaldehyde
- 91465-08-6
(S)-α-cyano-3-phenoxybenzyl (Z)-(1R,3R)-3-(2-chloro-3,3,3-trifluoropropenyl)-2,2-dimethylcyclopropane carboxylate
| Conditions | Yield |
|---|---|
| In hexane; water at 6℃; for 8h; | 32% |
- 139237-90-4
(Z)-3-(2-chloro-2-trifluoromethylvinyl)-2,2-dimethylcyclopropionyl chloride
- 39515-47-4, 52315-06-7, 61826-76-4, 71962-66-8
(S)-m-phenoxybenzaldehyde cyanohydrin
A
- 76703-63-4
λ-cyhalothrin
B
- 91465-08-6
(S)-α-cyano-3-phenoxybenzyl (Z)-(1R,3R)-3-(2-chloro-3,3,3-trifluoropropenyl)-2,2-dimethylcyclopropane carboxylate
| Conditions | Yield |
|---|---|
| Stage #1: (Z)-3-(2-chloro-2-trifluoromethylvinyl)-2,2-dimethylcyclopropionyl chloride; (S)-m-phenoxybenzaldehyde cyanohydrin In cyclohexane at 80℃; for 25.5h; Stage #2: With pyridine In cyclohexane for 3h; Heating / reflux; | |
| With pyridine In toluene at -10℃; for 2 - 4h; | |
| With Sodium borate In hexane; water at 10℃; for 2h; pH=9; |
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Standards and Recommendations
Specification: 97% or 95% min technical grade
Specification
The lambda-Cyhalothrin, with the CAS registry number 91465-08-6, is also known as Cyclopropanecarboxylic acid, 3-(2-chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethyl-, cyano(3-phenoxyphenyl)methyl ester, (1-alpha(S*),3-alpha(Z))- (+-)-. It belongs to the product categories of Insecticide; Acaricides Pesticides & Metabolites; Alpha sort; C; CAlphabetic; CO - CZ Method Specific; Insecticides; Oeko-Tex Standard 100; Pesticides; Pyrethroids; Agro-Products; Aromatics. Its EINECS number is 415-130-7. This chemical's molecular formula is C23H19ClF3NO3 and molecular weight is 449.86. What's more, its systematic name is Cyano(3-phenoxyphenyl)methyl (3S)-3-[(1E)-2-chloro-3,3,3-trifluoro-1-propen-1-yl]-2,2-dimethylcyclopropanecarboxylate. Its classification codes are: (1)Agricultural Chemical; (2)Insecticide; (3)Molluscicide; (4)Mutation data. This chemical is an organic compound that is used as a pesticide. It is used to control insects in cotton crops.
Physical properties of lambda-Cyhalothrin are: (1)ACD/LogP: 6.202; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 6.20; (4)ACD/LogD (pH 7.4): 6.20; (5)ACD/BCF (pH 5.5): 30433.42; (6)ACD/BCF (pH 7.4): 30433.42; (7)ACD/KOC (pH 5.5): 56333.50; (8)ACD/KOC (pH 7.4): 56333.50; (9)#H bond acceptors: 4; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 7; (12)Polar Surface Area: 59.32 Å2; (13)Index of Refraction: 1.574; (14)Molar Refractivity: 110.482 cm3; (15)Molar Volume: 334.656 cm3; (16)Polarizability: 43.799×10-24cm3; (17)Surface Tension: 47.6 dyne/cm; (18)Density: 1.344 g/cm3; (19)Flash Point: 255.528 °C; (20)Enthalpy of Vaporization: 76.718 kJ/mol; (21)Boiling Point: 498.904 °C at 760 mmHg; (22)Vapour Pressure: 0 mmHg at 25°C.
When you are using this chemical, please be cautious about it as the following:
This chemical is harmful by inhalation, in contact with skin and if swallowed. It is toxic if swallowed and is very toxic by inhalation. This substance is very toxic to aquatic organisms as it may cause long-term adverse effects in the aquatic environmen. You should keep it locked up and out of the reach of children. Moreover, you must keep it away from food, drink and animal feeding stuffs. In case of insufficient ventilation, you must wear suitable respiratory equipment. When using it, you need wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, you must seek medical advice immediately (show the label where possible). This material and its container must be disposed of as hazardous waste. You should avoid releasing it to the environment, and you need to refer to special instructions/safety data sheet.
You can still convert the following datas into molecular structure:
(1)SMILES: CC1([C@@H]([C@H]1C(=O)OC(C#N)c2cccc(c2)Oc3ccccc3)/C=C(\C(F)(F)F)/Cl)C
(2)Std. InChI: InChI=1S/C23H19ClF3NO3/c1-22(2)17(12-19(24)23(25,26)27)20(22)21(29)31-18(13-28)14-7-6-10-16(11-14)30-15-8-4-3-5-9-15/h3-12,17-18,20H,1-2H3/b19-12+/t17-,18?,20+/m1/s1
(3)Std. InChIKey: ZXQYGBMAQZUVMI-UKZICOKMSA-N
The toxicity data is as follows:
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| duck | LD50 | oral | > 3950mg/kg (3950mg/kg) | Farm Chemicals Handbook. Vol. -, Pg. C175, 1991. | |
| mammal (species unspecified) | LC50 | inhalation | 60mg/m3/4H (60mg/m3) | Pesticide Manual. Vol. 9, Pg. 203, 1991. | |
| rat | LD50 | intravenous | 1951ug/kg (1.951mg/kg) | GASTROINTESTINAL: CHANGES IN STRUCTURE OR FUNCTION OF SALIVARY GLANDS BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD BEHAVIORAL: ATAXIA | Pesticide Biochemistry and Physiology. Vol. 30, Pg. 79, 1988. |
| rat | LD50 | oral | 56mg/kg (56mg/kg) | Pesticide Manual. Vol. 9, Pg. 203, 1991. | |
| rat | LD50 | skin | 632mg/kg (632mg/kg) | Pesticide Manual. Vol. 9, Pg. 203, 1991. |