二甲基氯噻吩（CAS 1861-32-1）：分子式 C10H6Cl4O4、分子量 332.0。
| CAS号 | 1861-32-1 |
|---|---|
| 分子式 | C10H6Cl4O4 |
| 分子量 | 332.0 |
| 熔点 | 155-156 °C |
| LogP | log Kow = 4.40 @ 25 °C |
| 应用领域 | Uses: Used as selective pre-emergence herbicide for control of annual grasses broad-leaved weeds in turf、ornamentals、strawberries、cotton、soybeans、and field beans、[HSDB]、Farming (Pesticides) [Category: Industry]、IT IS、PRESENTLY APPROVED FOR USE ON TURF、ORNAMENTALS、STRAWBERRIES、AND AGRONOMIC CROPS INCLUDING COTTON、SOYBEANS、AND FIELD BEANS.、EFFECTIVE AGAINST SMOOTH & HAIRY CRABGRASS、WITCHGRASS、GREEN & YELLOW FOXTAILS、FALL PANICUM & OTHER ANNUAL GRASSES.、ALSO USEFUL AGAINST CERTAIN BROAD-LEAVED WEEDS SUCH AS CARPET WEED...PURSLANE & COMMON CHICKWEED.、TOLERATED BY MANY CROP PLANTS.、IT IS EXTRAORDINARILY TOXIC TO DODDER AND HAS、THEREFORE、BEEN USED FOR DODDER CONTROL IN SEED ALFALFA.、Selective non-systemic herbicide used for pre-emergence control of annual grasses and some annual broad-leaved weeds.、Use Classification: HERBICIDES、Methods of Manufacturing: BY ESTERIFICATION WITH METHYL ALCOHOL OF TETRACHLOROTEREPHTHALIC ACID.、THE ESTER IS PRODUCED BY THE CHLORINATION OF TEREPHTHALOYL CHLORIDE...& REACTION WITH METHANOL.、Dimethyl tetrachloroterephthalate can be prepared by chlorination of p-xylene、conversion of the resulting reaction products to 2、3、5、6-tetrachloroterephthaloyl chloride、and reaction with methanol to yield the dimethyl ester.、Impurities: Dimethyl tetrachloroterephthalate is known to contain hexachlorobenzene at <0.3%.、Formulations、Preparations: 'DACTHAL W-75'、WP (750 G I、KG)、'DIMETHYL-7'、WP (750 G、'DACTHAL G-5'、30-60 MESH GRANULES (50 G、KG).、FATAL、RID、TCTP、For more Formulations、Preparations (Complete) data for DIMETHYL TETRACHLOROTEREPHTHALATE (14 total)、please visit the HSDB record page.、General Manufacturing Information: INCOMPATIBILITIES: COMPATIBLE WITH MOST OTHER PESTICIDES、NO UNUSUAL HARD WATER PROBLEMS.、IT IS PRE-EMERGENCE HERBICIDE RECOMMENDED FOR CONTROL OF ANNUAL WEEDS IN MANY CROPS @ RATES OF 6-14 KG、HECTARE.、US Patent 2、923、634 for preparation、Lindeman (1960 to Diamond Alkali) |
登记用途：Uses: Used as selective pre-emergence herbicide for control of annual grasses broad-leaved weeds in turf、ornamentals、strawberries、cotton、soybeans、and field beans、[HSDB]、Farming (Pesticides) [Category: Industry]、IT IS、PRESENTLY APPROVED FOR USE ON TURF、ORNAMENTALS、STRAWBERRIES、AND AGRONOMIC CROPS INCLUDING COTTON、SOYBEANS、AND FIELD BEANS.、EFFECTIVE AGAINST SMOOTH & HAIRY CRABGRASS、WITCHGRASS、GREEN & YELLOW FOXTAILS、FALL PANICUM & OTHER ANNUAL GRASSES.、ALSO USEFUL AGAINST CERTAIN BROAD-LEAVED WEEDS SUCH AS CARPET WEED...PURSLANE & COMMON CHICKWEED.、TOLERATED BY MANY CROP PLANTS.、IT IS EXTRAORDINARILY TOXIC TO DODDER AND HAS、THEREFORE、BEEN USED FOR DODDER CONTROL IN SEED ALFALFA.、Selective non-systemic herbicide used for pre-emergence control of annual grasses and some annual broad-leaved weeds.、Use Classification: HERBICIDES、Methods of Manufacturing: BY ESTERIFICATION WITH METHYL ALCOHOL OF TETRACHLOROTEREPHTHALIC ACID.、THE ESTER IS PRODUCED BY THE CHLORINATION OF TEREPHTHALOYL CHLORIDE...& REACTION WITH METHANOL.、Dimethyl tetrachloroterephthalate can be prepared by chlorination of p-xylene、conversion of the resulting reaction products to 2、3、5、6-tetrachloroterephthaloyl chloride、and reaction with methanol to yield the dimethyl ester.、Impurities: Dimethyl tetrachloroterephthalate is known to contain hexachlorobenzene at <0.3%.、Formulations、Preparations: 'DACTHAL W-75'、WP (750 G I、KG)、'DIMETHYL-7'、WP (750 G、'DACTHAL G-5'、30-60 MESH GRANULES (50 G、KG).、FATAL、RID、TCTP、For more Formulations、Preparations (Complete) data for DIMETHYL TETRACHLOROTEREPHTHALATE (14 total)、please visit the HSDB record page.、General Manufacturing Information: INCOMPATIBILITIES: COMPATIBLE WITH MOST OTHER PESTICIDES、NO UNUSUAL HARD WATER PROBLEMS.、IT IS PRE-EMERGENCE HERBICIDE RECOMMENDED FOR CONTROL OF ANNUAL WEEDS IN MANY CROPS @ RATES OF 6-14 KG、HECTARE.、US Patent 2、923、634 for preparation、Lindeman (1960 to Diamond Alkali)。
二甲基氯噻吩 是一种化工化合物，登记 CAS 号为 1861-32-1，分子式 C10H6Cl4O4（分子量 332.0）。
登记 CAS 号：1861-32-1
其分子式 C10H6Cl4O4 由 10 个碳、6 个氢、4 个氯、4 个氧 组成。
别名/同义词：二甲基氯噻吩 · chlorthal-dimethyl
二甲基氯噻吩 的 CAS 登记号为 1861-32-1。
分子式 C10H6Cl4O4，分子量 332.0。
别名/同义词：二甲基氯噻吩、chlorthal-dimethyl。
登记用途：Uses: Used as selective pre-emergence herbicide for control of annual grasses broad-leaved weeds in turf、ornamentals、strawberries、cotton、soybeans、and field beans、[HSDB]、Farming (Pesticides) [Category: Industry]、IT IS、PRESENTLY APPROVED FOR USE ON TURF、ORNAMENTALS、STRAWBERRIES、AND AGRONOMIC CROPS INCLUDING COTTON、SOYBEANS、AND FIELD BEANS.、EFFECTIVE AGAINST SMOOTH & HAIRY CRABGRASS、WITCHGRASS、GREEN & YELLOW FOXTAILS、FALL PANICUM & OTHER ANNUAL GRASSES.、ALSO USEFUL AGAINST CERTAIN BROAD-LEAVED WEEDS SUCH AS CARPET WEED...PURSLANE & COMMON CHICKWEED.、TOLERATED BY MANY CROP PLANTS.、IT IS EXTRAORDINARILY TOXIC TO DODDER AND HAS、THEREFORE、BEEN USED FOR DODDER CONTROL IN SEED ALFALFA.、Selective non-systemic herbicide used for pre-emergence control of annual grasses and some annual broad-leaved weeds.、Use Classification: HERBICIDES、Methods of Manufacturing: BY ESTERIFICATION WITH METHYL ALCOHOL OF TETRACHLOROTEREPHTHALIC ACID.、THE ESTER IS PRODUCED BY THE CHLORINATION OF TEREPHTHALOYL CHLORIDE...& REACTION WITH METHANOL.、Dimethyl tetrachloroterephthalate can be prepared by chlorination of p-xylene、conversion of the resulting reaction products to 2、3、5、6-tetrachloroterephthaloyl chloride、and reaction with methanol to yield the dimethyl ester.、Impurities: Dimethyl tetrachloroterephthalate is known to contain hexachlorobenzene at <0.3%.、Formulations、Preparations: 'DACTHAL W-75'、WP (750 G I、KG)、'DIMETHYL-7'、WP (750 G、'DACTHAL G-5'、30-60 MESH GRANULES (50 G、KG).、FATAL、RID、TCTP、For more Formulations、Preparations (Complete) data for DIMETHYL TETRACHLOROTEREPHTHALATE (14 total)、please visit the HSDB record page.、General Manufacturing Information: INCOMPATIBILITIES: COMPATIBLE WITH MOST OTHER PESTICIDES、NO UNUSUAL HARD WATER PROBLEMS.、IT IS PRE-EMERGENCE HERBICIDE RECOMMENDED FOR CONTROL OF ANNUAL WEEDS IN MANY CROPS @ RATES OF 6-14 KG、HECTARE.、US Patent 2、923、634 for preparation、Lindeman (1960 to Diamond Alkali)。
二甲基氯噻吩（CAS 1861-32-1）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 1861-32-1 |
|---|---|
| PubChem CID | 2943 |
| Molecular formula | C10H6Cl4O4 |
| IUPAC name | dimethyl 2,3,5,6-tetrachlorobenzene-1,4-dicarboxylate |
| UNII (FDA) | ZU3X5G2QLR |
| Molecular Weight | 332.0 |
|---|---|
| XLogP3 | 4.4 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 4 |
| Exact Mass | 331.899069 |
| Monoisotopic Mass | 329.902019 |
| Topological Polar Surface Area | 52.6 |
| Heavy Atom Count | 18 |
| Melting Point | 155-156 °C |
|---|---|
| Vapor Pressure | 0.0000025 [mmHg] |
| Vapor Pressure | 2.5X10-6 mm Hg at 25 °C |
| LogP | log Kow = 4.40 @ 25 °C |
| LogP | 4.28 |
| Other Experimental Properties | DECOMPOSES @ 360-370 °C |
Chlorthal-dimethyl; dacthal; 1861-32-1; Dacthalor; Tetral; Fatal; Tetrachloroterephthalic acid dimethyl ester; DAC 4; Chlorthal dimethyl ester; Daktal; Dimethyl 2,3,5,6-tetrachlorobenzene-1,4-dicarboxylate; DTXSID0024000; 2,3,5,6-Tetrachloroterephthalic acid dimethyl ester; DAC 893; ZU3X5G2QLR; Terephthalic acid, tetrachloro-, dimethyl ester
| GHS notification summary | 80% (4 / 5) |
|---|
| GHS notification summary | 80% (4 / 5) |
|---|---|
| Reported hazard statements | H411 (20%) |
This chemical does not meet GHS hazard criteria for 80% (4 of 5) of all reports.
H411 (20%): Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]
chlorthal-dimethyl · CAS 1861-32-1 · C10H6Cl4O4. UNII ZU3X5G2QLR. Melting Point: 155-156 °C; Vapor Pressure: 0.0000025 [mmHg]; Vapor Pressure: 2.5X10-6 mm Hg at 25 °C.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: chlorthal-dimethyl