P,P'-DDD
2,2-Bis(4-chlorophenyl)-1,1-dichloroethane
CAS: 72-54-8
Molecular Formula: C14H10Cl4
P,P'-DDD - Names and Identifiers
| Name | 2,2-Bis(4-chlorophenyl)-1,1-dichloroethane |
| Synonyms | TDE P,P'-DDD P,P'-TDE ROTHANE(R) p, p'-DDD Standard 1,1-Dichlor-2,2-bis(4-chlor-phenyl)ethane 2,2-Bis(4-chlorophenyl)-1,1-dichloroethane 1,1'-(2,2-dichloroethylidene)bis(4-chloro-benzen 1,1'-(2,2-dichloroethylidene)bis(4-chloro-Benzene |
| CAS | 72-54-8 |
| EINECS | 200-783-0 |
| InChI | InChI=1/C14H10Cl4/c15-11-5-1-9(2-6-11)13(14(17)18)10-3-7-12(16)8-4-10/h1-8,13-14H |
P,P'-DDD - Physico-chemical Properties
| Molecular Formula | C14H10Cl4 |
| Molar Mass | 320.04 |
| Density | 1.385 g/cm3 |
| Melting Point | 94-96°C |
| Boling Point | 405.59°C (rough estimate) |
| Flash Point | 11°C |
| Water Solubility | 90ug/L(25 ºC) |
| Vapor Presure | 8.25, 12.2 at 25 °C (subcooled liquid vapor pressure calculated from GC retention time data,Hinckley et al., 1990) |
| Vapor Density | 11 |
| Appearance | neat |
| Color | Crystalline white solid |
| Merck | 3061 |
| BRN | 1914072 |
| Storage Condition | APPROX 4°C |
| Stability | Stable. Incompatible with strong oxidizing agents. |
| Refractive Index | 1.6000 (estimate) |
| MDL | MFCD00000851 |
| Use | Used as a standard sample for pesticide and pesticide residue analysis. |
P,P'-DDD - Risk and Safety
| Risk Codes | R21 - Harmful in contact with skin R25 - Toxic if swallowed R40 - Limited evidence of a carcinogenic effect R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R39/23/24/25 - R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. R11 - Highly Flammable R52/53 - Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| Safety Description | S36/37 - Wear suitable protective clothing and gloves. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S16 - Keep away from sources of ignition. S7 - Keep container tightly closed. |
| UN IDs | UN 2811 6.1/PG 3 |
| WGK Germany | 3 |
| RTECS | KI0700000 |
| Hazard Class | 6.1(b) |
| Packing Group | III |
| Toxicity | EC50 (96-hour) for catfish <2.6 mg/L; LC50 (24-hour) for brown shrimp 6.8 μg/L (salt water); acute oral LD50 for rats 3,400 mg/kg (Verschueren, 1983), 113 mg/kg (RTECS, 1985). |
P,P'-DDD - Introduction
Insoluble in water, soluble in most organic solvents.
Last Update：2022-10-16 17:28:09
P,P'-DDD - Reference Information
| Henry's Law Constant | 3.27 at 5 °C, 5.63 at 15 °C, 7.30 at 20 °C, 9.47 at 25 °C, 20.7 at 35 °C:in 3% NaCl solution: 3.95at 5 °C, 7.70 at 15 °C, 15.8 at 25 °C, 27.6 at 35 °C (gas stripping-GC, Cetin et al., 2006) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| biological activity | p,p'-DDD is the major metabolite of p,p'-DDT. p,p'-DDD appeared in the feces and liver of rats, and p,p'-DDT was administered via a gastric tube, but not in rats injected intraperitoneally with p,p'-DDT. |
| Use | is used as a standard sample for the analysis of pesticides and pesticide residues. |
| category | pesticide |
| toxicity grade | high toxicity |
| Acute toxicity | oral-rat LD50: 113 mg/kg; Oral-mouse LD50: 600 mg/kg |
| flammability hazard characteristics | flammable; Toxic chloride gas from combustion |
| storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; It is stored and transported separately from food raw materials |
| extinguishing agent | dry powder, foam, sand |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-09 21:11:58
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View History
P,P'-DDD
L-4-氟苯丙氨酸 盐酸盐
5-FORMYL-2,4-DIMETHYL-1H-PYRROLE-3-CARBOXYLIC ACID
HFPO HEXAMER ACID
(3,4-Dehydro-Pro2·4)-Substance P H-Arg-3,4-dehydro-Pro-Lys-3,4-dehydro-Pro-Gln-Gln-Phe-Phe-Gly-Leu-Met-NH2
3-CHLORO-4-(METHYLSULPHONYL)THIOPHENE-2-CARBOXYLIC ACID
1-Hexadecanol,acetate
((Tosyloxy)methyl)phosphonic Acid
Trifluoroacetic acid 4-nitrophenyl ester
TBS-3-羟基丙酸甲酯
L-4-氟苯丙氨酸 盐酸盐
5-FORMYL-2,4-DIMETHYL-1H-PYRROLE-3-CARBOXYLIC ACID
HFPO HEXAMER ACID
(3,4-Dehydro-Pro2·4)-Substance P H-Arg-3,4-dehydro-Pro-Lys-3,4-dehydro-Pro-Gln-Gln-Phe-Phe-Gly-Leu-Met-NH2
3-CHLORO-4-(METHYLSULPHONYL)THIOPHENE-2-CARBOXYLIC ACID
1-Hexadecanol,acetate
((Tosyloxy)methyl)phosphonic Acid
Trifluoroacetic acid 4-nitrophenyl ester
TBS-3-羟基丙酸甲酯