2,5-Dichloro-1,4-phenylenediamine

Modify Date: 2025-08-25 21:57:32

2,5-Dichloro-1,4-phenylenediamine Structure
2,5-Dichloro-1,4-phenylenediamine structure
Common Name 2,5-Dichloro-1,4-phenylenediamine
CAS Number 20103-09-7 Molecular Weight 177.031
Density 1.5±0.1 g/cm3 Boiling Point 303.7±37.0 °C at 760 mmHg
Molecular Formula C6H6Cl2N2 Melting Point 164-166 °C (dec.)(lit.)
MSDS Chinese USA Flash Point 137.5±26.5 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 2,5-Dichlorobenzene-1,4-diamine
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 303.7±37.0 °C at 760 mmHg
Melting Point 164-166 °C (dec.)(lit.)
Molecular Formula C6H6Cl2N2
Molecular Weight 177.031
Flash Point 137.5±26.5 °C
Exact Mass 175.990799
PSA 52.04000
LogP 1.76
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.679
Storage condition 2-8°C

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
SS9150000
CHEMICAL NAME :
p-Phenylenediamine, 2,5-dichloro-
CAS REGISTRY NUMBER :
20103-09-7
LAST UPDATED :
199701
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C6-H6-Cl2-N2
MOLECULAR WEIGHT :
177.04
WISWESSER LINE NOTATION :
ZR DZ BG 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 :
1750 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,611,1986

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn:Harmful;
Risk Phrases R22
Safety Phrases S26-S36/37/39
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS SS9150000
HS Code 2921519090

 Customs

HS Code 2921519090
Summary 2921519090. o-, m-, p-phenylenediamine, diaminotoluenes, and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:17.0%. . MFN tariff:6.5%. General tariff:30.0%

 Synonyms

2,5-Dichloro-1,4-benzenediamine
1,4-Diamino-2,5-dichlorobenzene
ZR DZ BG EG
2,5-Dichlor-p-phenylendiamin
2,4-DICHLOROPHENOL (13C6)
p-Phenylenediamine,2,5-dichloro
1,4-Benzenediamine, 2,5-dichloro-
2,5-dichlorobenzene-1,4-diamine
2,5-dichloro-1,4-phenylenediamine
EINECS 243-512-1
2,5-dichloro-benzene-1,4-diamine
1,4-Diamino-3,6-dichlorobenzene
MFCD00007902
2,5-Dichloro-p-phenylenediamine
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