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2869-83-2

Basic Information
CAS No.: 2869-83-2
Name: Janus Green B
Molecular Structure:
Molecular Structure of 2869-83-2 (Janus Green B)
Formula: C30H31ClN6
Molecular Weight: 511.12
Synonyms: 3-Diethylamino-7-(p-dimethylaminophenylazo)-5-phenylphenaziniumchloride (7CI);Janus Green B (6CI);Phenazinium,3-(diethylamino)-7-[[4-(dimethylamino)phenyl]azo]-5-phenyl-, chloride (9CI);Phenazinium, 3-(diethylamino)-7-[[p-(dimethylamino)phenyl]azo]-5-phenyl-,chloride (8CI);C.I. 11050;JGB;Janus Green V;Union Green B;
EINECS: 220-695-6
Melting Point: 160 °C (dec.)(lit.)
Solubility: Soluble in water (20 mg/ml at 20°C), ethanol, and slightly soluble in alcohol.
Appearance: green powder
Hazard Symbols: ToxicT, HarmfulXn
Risk Codes: 60-40
Safety: 22-24/25-36
PSA: 47.97000
LogP: 3.99630
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Chemistry

Product Name: Janus Green B
The MF of Janus Green B(2869-83-2) is  C30H31ClN6.

                                                                             
The MW of Janus Green B(2869-83-2) is 61.83.
EINECS: 220-695-6
Product Categories: Organics
mp:160 °C (dec.)(lit.)
vapor pressure:2.6 mm Hg ( 20 °C)
solubility  H2O: 1 M hot, clear, colorless
color: ≤10(APHA)
Merck:14,5255
CAS DataBase Reference :2869-83-2(CAS DataBase Reference)
NIST Chemistry Reference :2869-83-2(NIST)
EPA Substance Registry System :2869-83-2(EPA Substance)

Uses

The Janus Green B(2869-83-2) is used for in vivo mitochondrial staining, fungi and protozoa staining, embryos stained sections, as well as a redox indicator and copper plating additives.

Toxicity Data With Reference

1.  

cyt-ham:ovr 20 µmol/L/5H-C

   ENMUDM    Environmental Mutagenesis. 1 (1979),27.
RTECS#: CAS# 10043-35-3: ED4550000 ED4560000 
LD50/LC50: RTECS:
CAS# 10043-35-3: Oral, mouse: LD50 = 3450 mg/kg;
Oral, rat: LD50 = 2660 mg/kg;
Oral, rat: LD50 = 2500 mg/kg;
Other: Carcinogenicity: Boric acid - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Questionable carcinogen with experimental tumorigenic data. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx.
Hazard Codes:T,Xn
Risk Statements:60-40
R60:May impair fertility ;
R40:Limited evidence of a carcinogenic effect ;
Safety Statements:22-24/25-36
S22:Do not breathe dust ;
S24/25:Avoid contact with skin and eyes ;
S36:Wear suitable protective clothing ;
WGK Germany:3
RTECS:SG1633000
HS Code:32041900

 

Specification

The Janus Green B(2869-83-2) is Stable under normal temperatures and pressures.
Incompatibilities with Strong oxidizing agents, acetic anhydride,alkali carbonates.