Home Categories Organic Chemistry o-Phenylenediamine
A6644312

o-Phenylenediamine , 99%, for biochemical research , 95-54-5

Synonym(s):
1,2-Diaminobenzene;1,2-Phenylendiamine;1,2-Phenylenediamine;OPD

CAS NO.:95-54-5

Empirical Formula: C6H8N2

Molecular Weight: 108.14

MDL number: MFCD00007721

EINECS: 202-430-6

Update time: 2022-07-08

PRODUCT Properties

Melting point: 100-102 °C
Boiling point: 256-258 °C
Density  1,27 g/cm3
vapor density  3.7 (vs air)
vapor pressure  0.01 mm Hg ( 25 °C)
refractive index  1.6339 (estimate)
Flash point: 110°C
storage temp.  2-8°C
solubility  H2O: 1 tablet/10 mL, clear, colorless
form  tablet
pka 4.46(at 25℃)
Colour Index  76010
color  white to off-white
PH Range Green Q uorescence (3.1) to nonQ uorescence (4.4)
PH 7-8 (50g/l, H2O, 20℃)
explosive limit 1.5%(V)
Water Solubility  <0.1 g/100 mL at 20 ºC
Sensitive  Air & Light Sensitive
Merck  14,7284
BRN  606074
Exposure limits TLV-TWA 0.1 mg/m3; carcinogenicity: A2- Suspected Human Carcinogen (ACGIH 1989).
Stability: Stable. Incompatible with strong oxidizing agents.
Major Application bottom antireflective coatings, semiconductor devices, hair dyes, detecting antibody, substrate for horseantibody, glucose, streptomycin, penicillin, sulfonamide, neuroglobin, substrate for horseradish peroxidase
LogP 0.12-0.17 at 20-25℃ and pH7-8

Description and Uses

o-Phenylenediamine is an amino substituted benzene used in the manufacture of dyes. Potential use in sensitive immunosensor for cancer biomarker.Environmental toxin on US EPA Toxic Release Inventory list (TRI) list.

Safety

Symbol(GHS) 
GHS06,GHS08,GHS09
Signal word  Danger
Hazard statements  H301-H317-H319-H341-H351-H410
Precautionary statements  P202-P273-P280-P301+P310-P302+P352-P305+P351+P338
Hazard Codes  T,N
Risk Statements  20/21-25-36-40-43-50/53-68
Safety Statements  28-36/37-45-60-61-1/2
RIDADR  UN 1673 6.1/PG 3
WGK Germany  3
RTECS  SS7875000
8-10-23
Autoignition Temperature 540 °C
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  29215119
Toxicity LD50 in rats (mg/kg): 1070 orally; 516 i.p., C. Burnett et al., J. Toxicol. Environ. Health 2, 657 (1977)

RELATED PRODUCTS