2-(3,4-dichlorophenyl)-4-methyl-1,2,4-oxadiazolidinedione (CAS 20354-26-1) — formula C9H6Cl2N2O3, molecular weight 261.06; category organic chemicals.
| CAS Number | 20354-26-1 |
|---|---|
| Molecular Formula | C9H6Cl2N2O3 |
| Molecular Weight | 261.06 |
| Melting Point | 123-124 °C |
| LogP | 2.7 |
| Applications | Uses: Used as pre- and post-emergence herbicide for control of annual broad-leaved weeds and some grasses in cotton, onions, potatoes, citrus and stone fruit, vines, lucerne, tea, and nuts, [HSDB], Cancelled--no longer registered as a pesticide for use in the US, Farming (Pesticides) [Category: Industry], The active ingredient is no longer contained in any registered pesticide products ... "cancelled.", Pre- and post-emergence control of annual broad-leaved weeds and some grasses incotton, garlic, citrus fruit, stone fruit, and nut crops., Methods of Manufacturing: PRODUCED BY CYCLIZATION, WITH A HALOFORMATE, OF 1-(3, 4-DICHLOROPHENYL)-1-HYDROXY-3-METHYLUREA, WHICH IS FORMED BY REACTION OF N-(3, 4-DICHLOROPHENYL)HYDROXYLAMINE WITH METHYL ISOCYANATE., Formulations, Preparations: TECHNICAL GRADE, IS, 95% PURE, WETTABLE POWDER (750 G AI, KG), GRANULES (50 G, KG)., Mixed formulations: (methazole +) chlorthal-dimethyl, simazine. Wettable powder, granules, Probe: Herbicide is available as 75% wettable powder and as 5% granules., General Manufacturing Information: METHAZOLE APPEARS TO BE A PROHERBICIDE WHILE DIURON & LINURON ACT DIRECTLY & VIA METABOLITES AS PHOTOSYNTHETIC INHIBITORS., It is a selective herbicide effective against certain grasses and many broad-leaved weeds: pre-emergence in garlic and potatoes (1-2 kg ai, ha), as a directed spray on soil or emerged weeds in citrus, stone-fruits, nuts, tea and established vines (6 kg, ha) and on cotton 15 cm tall (1-2 kg, onions (>2 leaves) (2.5 kg, newly seeded or winter-dormant lucerne (>1 yr old) (2.25 kg, ha). It is preferably applied to moist soil, lower rates are applicable to light sandy soils. |
| Category | Organic Chemicals |
Documented applications: Uses: Used as pre- and post-emergence herbicide for control of annual broad-leaved weeds and some grasses in cotton, onions, potatoes, citrus and stone fruit, vines, lucerne, tea, and nuts, [HSDB], Cancelled--no longer registered as a pesticide for use in the US, Farming (Pesticides) [Category: Industry], The active ingredient is no longer contained in any registered pesticide products ... "cancelled.", Pre- and post-emergence control of annual broad-leaved weeds and some grasses incotton, garlic, citrus fruit, stone fruit, and nut crops., Methods of Manufacturing: PRODUCED BY CYCLIZATION, WITH A HALOFORMATE, OF 1-(3, 4-DICHLOROPHENYL)-1-HYDROXY-3-METHYLUREA, WHICH IS FORMED BY REACTION OF N-(3, 4-DICHLOROPHENYL)HYDROXYLAMINE WITH METHYL ISOCYANATE., Formulations, Preparations: TECHNICAL GRADE, IS, 95% PURE, WETTABLE POWDER (750 G AI, KG), GRANULES (50 G, KG)., Mixed formulations: (methazole +) chlorthal-dimethyl, simazine. Wettable powder, granules, Probe: Herbicide is available as 75% wettable powder and as 5% granules., General Manufacturing Information: METHAZOLE APPEARS TO BE A PROHERBICIDE WHILE DIURON & LINURON ACT DIRECTLY & VIA METABOLITES AS PHOTOSYNTHETIC INHIBITORS., It is a selective herbicide effective against certain grasses and many broad-leaved weeds: pre-emergence in garlic and potatoes (1-2 kg ai, ha), as a directed spray on soil or emerged weeds in citrus, stone-fruits, nuts, tea and established vines (6 kg, ha) and on cotton 15 cm tall (1-2 kg, onions (>2 leaves) (2.5 kg, newly seeded or winter-dormant lucerne (>1 yr old) (2.25 kg, ha). It is preferably applied to moist soil, lower rates are applicable to light sandy soils..
2-(3,4-dichlorophenyl)-4-methyl-1,2,4-oxadiazolidinedione is a carbon-based organic compound with CAS registry number 20354-26-1 and molecular formula C9H6Cl2N2O3 (molecular weight 261.06), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 20354-26-1
Its molecular formula C9H6Cl2N2O3 comprises 9 C, 6 H, 2 Cl, 2 N, 3 O atoms.
Also known as: 2-(3,4-dichlorophenyl)-4-methyl-1,2,4-oxadiazolidinedione · 2-(3,4-二氯苯基)-4-甲基-1,2,4-恶二唑烷二酮
Category: organic chemicals
The CAS registry number of 2-(3,4-dichlorophenyl)-4-methyl-1,2,4-oxadiazolidinedione is 20354-26-1.
Molecular formula C9H6Cl2N2O3, molecular weight 261.06.
It is also registered under: 2-(3,4-dichlorophenyl)-4-methyl-1,2,4-oxadiazolidinedione, 2-(3,4-二氯苯基)-4-甲基-1,2,4-恶二唑烷二酮.
Recorded applications: Uses: Used as pre- and post-emergence herbicide for control of annual broad-leaved weeds and some grasses in cotton, onions, potatoes, citrus and stone fruit, vines, lucerne, tea, and nuts, [HSDB], Cancelled--no longer registered as a pesticide for use in the US, Farming (Pesticides) [Category: Industry], The active ingredient is no longer contained in any registered pesticide products ... "cancelled.", Pre- and post-emergence control of annual broad-leaved weeds and some grasses incotton, garlic, citrus fruit, stone fruit, and nut crops., Methods of Manufacturing: PRODUCED BY CYCLIZATION, WITH A HALOFORMATE, OF 1-(3, 4-DICHLOROPHENYL)-1-HYDROXY-3-METHYLUREA, WHICH IS FORMED BY REACTION OF N-(3, 4-DICHLOROPHENYL)HYDROXYLAMINE WITH METHYL ISOCYANATE., Formulations, Preparations: TECHNICAL GRADE, IS, 95% PURE, WETTABLE POWDER (750 G AI, KG), GRANULES (50 G, KG)., Mixed formulations: (methazole +) chlorthal-dimethyl, simazine. Wettable powder, granules, Probe: Herbicide is available as 75% wettable powder and as 5% granules., General Manufacturing Information: METHAZOLE APPEARS TO BE A PROHERBICIDE WHILE DIURON & LINURON ACT DIRECTLY & VIA METABOLITES AS PHOTOSYNTHETIC INHIBITORS., It is a selective herbicide effective against certain grasses and many broad-leaved weeds: pre-emergence in garlic and potatoes (1-2 kg ai, ha), as a directed spray on soil or emerged weeds in citrus, stone-fruits, nuts, tea and established vines (6 kg, ha) and on cotton 15 cm tall (1-2 kg, onions (>2 leaves) (2.5 kg, newly seeded or winter-dormant lucerne (>1 yr old) (2.25 kg, ha). It is preferably applied to moist soil, lower rates are applicable to light sandy soils..
Category: Organic Chemicals.
Independent reference data for 2-(3,4-dichlorophenyl)-4-methyl-1,2,4-oxadiazolidinedione (CAS 20354-26-1), compiled from public chemistry databases.
| CAS Registry Number | 20354-26-1 |
|---|---|
| PubChem CID | 4690 |
| Molecular formula | C9H6Cl2N2O3 |
| IUPAC name | 2-(3,4-dichlorophenyl)-4-methyl-1,2,4-oxadiazolidine-3,5-dione |
| UNII (FDA) | E35M7EMD3V |
| Molecular Weight | 261.06 |
|---|---|
| XLogP3 | 2.7 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 1 |
| Exact Mass | 259.9755474 |
| Monoisotopic Mass | 259.9755474 |
| Topological Polar Surface Area | 49.9 |
| Heavy Atom Count | 16 |
| Melting Point | 123-124 °C |
|---|---|
| Density | 1.24 at 25 °C |
| Vapor Pressure | 0.000001 [mmHg] |
| Vapor Pressure | 133 uPa at 25 °C |
Methazole; 20354-26-1; Metazole; Oxydiazol; Bioxone; Paxilon; Tunic; Metazol; Mezopur; CHLORMETHAZOLE; 2-(3,4-Dichlorophenyl)-4-methyl-1,2,4-oxadiazolidine-3,5-dione; Probe 75; VCS 438; E35M7EMD3V; DTXSID1040293; RefChem:811715
| Reported hazard statements | H302, H312, H315, H319, H411 |
|---|
H302: Harmful if swallowed [Warning Acute toxicity, oral]
H312: Harmful in contact with skin [Warning Acute toxicity, dermal]
2-(3,4-dichlorophenyl)-4-methyl-1,2,4-oxadiazolidinedione · CAS 20354-26-1 · C9H6Cl2N2O3. UNII E35M7EMD3V. Melting Point: 123-124 °C; Density: 1.24 at 25 °C; Vapor Pressure: 0.000001 [mmHg].
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.