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The World of Protozoa, Rotifera, Nematoda and Oligochaeta

Chlorophenols

Chlorophenols have been widely used as preservatives against rot and bluestaining of wood by fungi in the sawmilling industry in Finland. The most commonly used wood preservatives consist mainly of 2,3,4,6-Tetrachlorophenol, 2,4,6-Trichlorophenol, Pentachlorophenol. (ref. ID; 6065)

[Chlorophenol]

Chemical formula

ClC6H4OH

2-Chlorophenol

Chemical characteristics

1-octanol/water partition coefficients log P 2.15. (ref. ID; 1897)
Lipophilicity log P 2.17. (ref. ID; 6959)
Logarithm of 1-octanol/water partition coefficient log Kow 2.15. (ref. ID; 6981)

Test organisms

Protozoa: Tetrahymena pyriformis (ref. ID; 6709)
Oligochaeta: Eisenia fetida (ref. ID; 6959, 7163)

3-Chlorophenol

Chemical characteristics

1-octanol/water partition coefficients log P 2.50. (ref. ID; 1897)
Lipophilicity log P(oct) 2.5. (ref. ID; 6953)

Test organisms

Protozoa: Tetrahymena pyriformis (ref. ID; 1897, 6709)
Oligochaeta: Eisenia andrei (ref. ID; 6978)
Oligochaeta: Eisenia fetida andrei (ref. ID; 6953)
Oligochaeta: Lumbricus rubellus (ref. ID; 6953, 6978)

4-Chlorophenol

Chemical characteristics

1-octanol/water partition coefficients log P 2.39. (ref. ID; 1897)
Logarithm of 1-octanol/water partition coefficient log Kow 2.39. (ref. ID; 6981)

Test organisms

Protozoa: Tetrahymena pyriformis (ref. ID; 1897, 6709)

[Dichlorophenol]

Chemical formula

C6H4Cl2O

2,3-Dichlorophenol

Chemical characteristics

1-octanol/water partition coefficients log P 3.04. (ref. ID; 1897)

Test organisms

Protozoa: Spirostomum ambiguum (ref. ID; 6983)
Protozoa: Tetrahymena pyriformis (ref. ID; 1897, 6709)

2,4-Dichlorophenol

Chemical characteristics

1-octanol/water partition coefficients log P 3.17. (ref. ID; 1897)
Lipophilicity log P 2.75. (ref. ID; 6959)
Logarithm of 1-octanol/water partition coefficient log Kow 3.06. (ref. ID; 6981)

Purpose for use

Pesticide derivatives. (ref. ID; 7012)

Test organisms

Protozoa: Spirostomum ambiguum (ref. ID; 6983)
Protozoa: Tetrahymena pyriformis (ref. ID; 1897, 6709)
Oligochaeta; Eisenia fetida (ref. ID; 6959, 7012, 7163)

2,5-Dichlorophenol

Chemical characteristics

1-octanol/water partition coefficients log P 3.14. (ref. ID; 1897)

Test organisms

Protozoa: Spirostomum ambiguum (ref. ID; 6983)
Protozoa: Tetrahymena pyriformis (ref. ID; 1897, 6709)

2,6-Dichlorophenol

Test organisms

Protozoa: Spirostomum ambiguum (ref. ID; 6983)
Protozoa: Tetrahymena pyriformis (ref. ID; 6709)
Oligochaeta: Lumbriculus variegatus (ref. ID; 4445)

3,4-Dichlorophenol

Chemical characteristics

1-octanol/water partition coefficients log P 3.33. (ref. ID; 1897)
Lipophilicity log P(oct) 3.2. (ref. ID; 6953)

Test organisms

Protozoa: Spirostomum ambiguum (ref. ID; 6983)
Protozoa: Tetrahymena pyriformis (ref. ID; 1897, 6709)
Oligochaeta: Eisenia andrei (ref. ID; 6978)
Oligochaeta: Eisenia fetida andrei (ref. ID; 6953)
Oligochaeta: Lumbricus rubellus (ref. ID; 6953, 6978)

3,5-Dichlorophenol

Chemical characteristics

1-octanol/water partition coefficients log P 3.61. (ref. ID; 1897)

Test organisms

Protozoa: Spirostomum ambiguum (ref. ID; 6983)
Protozoa: Tetrahymena pyriformis (ref. ID; 1897, 6709)

[Trichlorophenol]

Chemical formula

Cl3C6H2OH

2,3,5-Trichlorophenol

Chemical characteristics

1-octanol/water partition coefficients log P 3.84. (ref. ID; 1897)

Test organisms

Protozoa: Tetrahymena pyriformis (ref. ID; 1897, 6709)

2,4,5-Trichlorophenol

Chemical characteristics

1-octanol/water partition coefficients log P 3.72. (ref. ID; 1897)
Lipophilicity log P(oct) 3.9. (ref. ID; 6953)

Test organisms

Protozoa: Tetrahymena pyriformis (ref. ID; 1897, 6709)
Oligochaeta: Eisenia andrei (ref. ID; 6978)
Oligochaeta: Eisenia fetida (ref. ID; 7012)
Oligochaeta: Eisenia fetida andrei (ref. ID; 6953)
Oligochaeta: Lumbriculus variegatus (ref. ID; 4445)
Oligochaeta: Lumbricus rubellus (ref. ID; 6953, 6978)

2,4,6-Trichlorophenol

Chemical characteristics

1-octanol/water partition coefficients log P 3.69. (ref. ID; 1897)
Lipophilicity log P 3.38. (ref. ID; 6959)

Purpose for use

Fungicide.

Test organisms

Protozoa: Spirostomum teres (ref. ID; 6838)
Protozoa: Tetrahymena pyriformis (ref. ID; 1897, 3554, 6709)
Oligochaeta: Allolobophora tuberculata (ref. ID; 7159, 7163)
Oligochaeta: Eisenia fetida (ref. ID; 6959, 7159, 7163)
Oligochaeta: Eudrilus eugeniae (ref. ID; 7159, 7163)
Oligochaeta: Lumbriculus variegatus (ref. ID; 4445)
Oligochaeta: Perionyx excavatus (ref. ID; 7159, 7163)

3,4,6-Trichlorophenol

Test organisms

Protozoa: Tetrahymena pyriformis (ref. ID; 3327)

[Tetrachlorophenol]

Chemical formula

C6H2Cl4O

2,3,4,5-Tetrachlorophenol

Chemical characteristics

1-octanol/water partition coefficients log P 4.21. (ref. ID; 1897)
Lipophilicity log P(oct) 4.5. (ref. ID; 6953)

Test organisms

Protozoa: Tetrahymena pyriformis (ref. ID; 1897, 6709)
Oligochaeta: Eisenia andrei (ref. ID; 6978)
Oligochaeta: Eisenia fetida andrei (ref. ID; 6953)
Oligochaeta: Lumbricus rubellus (ref. ID; 6953, 6978)

2,3,4,6-Tetrachlorophenol

Chemical characteristics

Lipophilicity log P(oct) 4.4. (ref. ID; 6953)

Test organisms

Oligochaeta: Lumbriculus variegatus (ref. ID; 4445)

2,3,5,6-Tetrachlorophenol

Chemical characteristics

1-octanol/water partition coefficients log P 3.88. (ref. ID; 1897)

Test organisms

Protozoa: Tetrahymena pyriformis (ref. ID; 1897, 6709)

[Pentachlorophenol] CAS[87-86-5] UN3155

PCP is one of several important contaminants identified in the New Zealand environment due to its extensive use by the timber industry, which used it as an antisapstain fungicide to treat sawn pine until the late 1980s. (ref. ID; 4956)

Trade name

PCP (J, I, B): Chlon, Penta, Rhone Penta, Santobrite

Chemical formula

C6Cl5OH

Chemical characteristics

1-octanol/water partition coefficients log P 5.18. (ref. ID; 1897)
Lipophilicity log P(oct) 5.0. (ref. ID; 6953) 5.01. (ref. ID; 6959)

Purpose for use

Acaricide, fungicide, herbicide.

Toxicity

LD50 (oral): rat 210 mg/kg, mouse 80 mg/kg.

Test organisms

Green algae (formerly including protozoa): Chlamydomonas reinhardi (ref. ID; 1319)
Protozoa: Euglena gracilis (ref. ID; 3548)
Protozoa: Colpidium campylum (ref. ID; 6784)
Protozoa: Tetrahymena pyriformis (ref. ID; 979, 1319, 1897, 3554, 6709)
Rotifera: Asplanchna girodi (ref. ID; 3329)
Rotifera: Brachionus calyciflorus (ref. ID; 510, 1717, 3330)
Rotifera: Brachionus rubens (ref. ID; 818, 954)
Rotifera: Community (ref. ID; 3329)
Oligochaeta: Eisenia andrei (ref. ID; 6831, 6948, 6978)
Oligochaeta: Eisenia foetida (ref. ID; 6898, 6955, 6959, 7163)
Oligochaeta: Eisenia fetida andrei (ref. ID; 831, 6953, 6954)
Oligochaeta: Enchytraeus albidus (ref. ID; 5909)
Oligochaeta: Lumbriculus variegatus (ref. ID; 4445)
Oligochaeta: Lumbricus rubellus (ref. ID; 6953, 6978)
Oligochaeta: LUmbricus terrestris (ref. ID; 6899)
Nematoda: Acrobeloides buetschlii (ref. ID; 1276)
Nematoda: Aphelenchus avenae (ref. ID; 1276)
Nematoda: Aporcelaimellus obtusicaudatus (ref. ID; 1276)
Nematoda: Caenorhabditis elegans (ref. ID; 1276)
Nematoda: Cephalobus persegnis (ref. ID; 1276)
Nematoda: Diplogasteritus sp. (ref. ID; 1276)
Nematoda: Dorylaimus stagnalis (ref. ID; 1276)
Nematoda: Plectus acuminatus (ref. ID; 1276, 7023)
Nematoda: Prionchulus punctatus (ref. ID; 1276)
Nematoda: Rhabditis sp. (ref. ID; 1276)
Nematoda: Tobrilus gracilis (ref. ID; 1276)
Nematoda: Tylenchus elegans (ref. ID; 1276)
Aquatic mesocosms (ref. ID; 4956)

[Sodium pentachlorophenate (NaPCP)] CAS[131-52-2]

Chemical formula

C6Cl5ONa

Purpose for use

Organochlorine pesticide.

Test organisms

Protozoa: Euglena gracilis (ref. ID; 3312)
Protozoa: Spirostomum teres (ref. ID; 6838)
Protozoa: Tetrahymena pyriformis (ref. ID; 980, 3554)
Rotifera: Brachionus calyciflorus (ref. ID; 121, 127, 1317, 2168, 3330, 6108, 6118)
Rotifera: Brachionus plicatilis (ref. ID; 718, 1321)
Rotifera: Brachionus rubens (ref. ID; 820)
Oligochaeta: Limnodriloides verrucosus (ref. ID; 7006)
Oligochaeta: Limnodrilus hoffmeisteri (ref. ID; 7006)
Oligochaeta: Monopylephorus cuticulatus (ref. ID; 7006)
Oligochaeta: Quistadrilus multisetosus (ref. ID; 7006)
Oligochaeta: Stylodrilus heringianus (ref. ID; 7006)
Oligochaeta: Tubifex tubifex (ref. ID; 7006)
Nematoda: Caenorhabditis elegans (ref. ID; 6854)

[Barium bis(pentachlorophenolate)]

Trade name

PCP-Ba (J): 5-B

Chemical formula

(C6Cl5O)2Ba

Purpose for use

Fungicide

Toxicity

LD50 (oral): mouse >1000 mg/kg.

[2,3,4,5,6-pentachlorophenoxyhydrazine]

Trade name

PCP-hydrazine

Chemical formula

C6H3Cl5N2O

Purpose for use

Herbicide.