2,3,4,5-tetrachlorophenol

Modify Date: 2025-08-24 20:03:19

2,3,4,5-tetrachlorophenol Structure
2,3,4,5-tetrachlorophenol structure
 Common Name 2,3,4,5-tetrachlorophenol
CAS Number 4901-51-3 Molecular Weight 231.891
Density 1.7±0.1 g/cm3 Boiling Point 289.4±35.0 °C at 760 mmHg
Molecular Formula C6H2Cl4O Melting Point 69-70ºC
MSDS Chinese USA Flash Point 128.8±25.9 °C
Symbol GHS02 GHS06 GHS08
GHS02, GHS06, GHS08		 Signal Word Danger

 Names

Name 2,3,4,5-tetrachlorophenol
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.7±0.1 g/cm3
Boiling Point 289.4±35.0 °C at 760 mmHg
Melting Point 69-70ºC
Molecular Formula C6H2Cl4O
Molecular Weight 231.891
Flash Point 128.8±25.9 °C
Exact Mass 229.885971
PSA 20.23000
LogP 4.39
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.621
Storage condition APPROX 4°C

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
SM9200000
CHEMICAL NAME :
Phenol, 2,3,4,5-tetrachloro-
CAS REGISTRY NUMBER :
4901-51-3
BEILSTEIN REFERENCE NO. :
2049590
LAST UPDATED :
199710
DATA ITEMS CITED :
7
MOLECULAR FORMULA :
C6-H2-Cl4-O
MOLECULAR WEIGHT :
231.88
WISWESSER LINE NOTATION :
QR BG CG DG EG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
140 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2 gm/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Behavioral - muscle weakness
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
400 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
97 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - gerbil
DOSE/DURATION :
533 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Cytogenetic analysis
TEST SYSTEM :
Rodent - hamster Lung
DOSE/DURATION :
60 mg/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 241,175,1990

 Safety Information

Symbol GHS02 GHS06 GHS08
GHS02, GHS06, GHS08
Signal Word Danger
Hazard Statements H225-H301 + H311 + H331-H370
Precautionary Statements P210-P260-P280-P301 + P310 + P330-P308 + P311-P403 + P233
Personal Protective Equipment Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges
Hazard Codes T,N,Xn,F
Risk Phrases 23/24/25-39/23/24/25-67-65-50/53-38-11-41-37/38-25
Safety Phrases 36/37-45-62-61-60-33-29-16-36/39-26-25
RIDADR UN 1230 3/PG 2
RTECS SM9200000

 Synthetic Route

 Articles2

More Articles
Acute dermal toxicity of tetrachlorophenols in the rat.

Bull. Environ. Contam. Toxicol. 31(6) , 680-5, (1983)

Degradation of pentachlorophenol with the presence of fermentable and non-fermentable co-substrates in a microbial fuel cell.

Bioresour. Technol. 102(19) , 8762-8, (2011)

Pentachlorophenol (PCP) was more rapidly degraded in acetate and glucose-fed microbial fuel cells (MFCs) than in open circuit controls, with removal rates of 0.12 ± 0.01 mg/Lh (14.8 ± 1.0 mg/g-VSS-h) ...

 Synonyms

2,3,4,5-tetrachlorophenol solution
2,3,4,5-TECP
2,3']BITHIOPHENYL-5-CARBALDEHYDE
2,3,4,5-tetrachlorophenol
2,3,4,5-tetrachloro-phenol
2,3,4,5-tetrachloro-pheno
1,2,3,4-TETRACHLORO-6-HYDROXYBENZENE
Phenol, 2,3,4,5-tetrachloro-
2,3,4,5-tetrachlorophenate
2.3.4.5-Tetrachlor-1-hydroxy-benzol
2,3,4,5-Tetrachlor-phenol
phenol,2,3,4,5-tetrachloro
EINECS 225-531-7
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