Wurster's blue

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Names

[ CAS No. ]:
100-22-1

[ Name ]:
Wurster's blue

[Synonym ]:
1,4-Benzenediamine, N,N,N,N-tetramethyl-
tetramethylphenylenediamine
Wurster's blue
N,N,N′,N′-tetramethyl-p-phenylenediamine
EINECS 202-831-6
N,N,N‘,N‘-Tetramethyl-p-phenylenediamine
N,N,N',N'-Tetramethyl-1,4-benzenediamine
N,N,N′,N′-tetramethyl-para-phenylenediamine
1-N,1-N,4-N,4-N-tetramethylbenzene-1,4-diamine
N,N,N′,N′-Tetramethyl-1,4-phenylenediamine
MFCD00008309
n,n,n',n'-tetramethyl-p-phenylenediamine
N,N,N',N'-tetramethylbenzene-1,4-diamine
N,N,N,N-Tetramethyl-p-phenylenediamine
1,4-bis(dimethylamino)benzene

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
260.6±13.0 °C at 760 mmHg

[ Melting Point ]:
49-51 °C(lit.)

[ Molecular Formula ]:
C10H16N2

[ Molecular Weight ]:
164.25

[ Flash Point ]:
104.9±7.7 °C

[ Exact Mass ]:
164.131348

[ PSA ]:
6.48000

[ LogP ]:
2.08

[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C

[ Index of Refraction ]:
1.578

[ Stability ]:
Stable, but may be air or light sensitive. Combustible. Incompatible with acids, acid chlorides, acid anhydrides, oxidizing agents.

[ Water Solubility ]:
slightly in cold, more in hot water

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
ST4200000
CHEMICAL NAME :
p-Phenylenediamine, N,N,N',N'-tetramethyl-
CAS REGISTRY NUMBER :
100-22-1
LAST UPDATED :
199701
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
C10-H16-N2
MOLECULAR WEIGHT :
164.28
WISWESSER LINE NOTATION :
1N1&R DN1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
780 mg/m3/10M
TOXIC EFFECTS :
Behavioral - irritability Lungs, Thorax, or Respiration - acute pulmonary edema
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - quail
DOSE/DURATION :
42 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 :
Bird - wild bird species
DOSE/DURATION :
23700 ug/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 :
10 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 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X3675 No. of Facilities: 14 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 232 (estimated) No. of Female Employees: 130 (estimated)

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302-H312-H332

[ Precautionary Statements ]:
P280

[ Hazard Codes ]:
Xn:Harmful;

[ Risk Phrases ]:
R20/21/22

[ Safety Phrases ]:
S28-S28A

[ RIDADR ]:
UN 2811 6.1/PG 3

[ WGK Germany ]:
1

[ RTECS ]:
ST4200000

[ Packaging Group ]:
II

[ Hazard Class ]:
6.1(a)

[ HS Code ]:
2921519090

Synthetic Route

Precursor & DownStream

Precursor

  • P-DINITROBENZENE
  • Formaldehyde
  • p-Phenylenediamine
  • Dimethyl sulfoxide
  • Wurster's blue
  • Methanol
  • Benzene-1,4-diammonium chloride
  • p-Dimethylaminoaniline dihydrochloride

DownStream

  • Wurster's blue
  • N,N-Dimethyl-1,4-benzenediamine
  • N,N,N',N'-tetramethyl-4-quinonediiminium dication
  • Triphenylbismuth
  • 2-phenyl-N,N,N',N'-tetramethylphenylene-1,4-diamine
  • o-Phenylenediamine
  • perylene
  • 5-Indolol
  • TMPD dihydrochloride
  • tetra-N-methyl-p-phenylenediamine,radical ion[1+], bromide

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%

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  • 5-Amino-4-iodo-2-methylbenzoic acid
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