1,4-Phenylenebis(thiourea)

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Names

[ CAS No. ]:
1519-70-6

[ Name ]:
1,4-Phenylenebis(thiourea)

[Synonym ]:
[4-(carbamothioylamino)phenyl]thiourea
N,N"-1,4-Phenylenebis(thiourea)
MFCD00022169

Chemical & Physical Properties

[ Density]:
1.553g/cm3

[ Boiling Point ]:
405.1ºC at 760mmHg

[ Melting Point ]:
219-220ºC (dec.)

[ Molecular Formula ]:
C8H10N4S2

[ Molecular Weight ]:
226.32200

[ Flash Point ]:
198.8ºC

[ Exact Mass ]:
226.03500

[ PSA ]:
140.28000

[ LogP ]:
2.54420

[ Vapour Pressure ]:
9E-07mmHg at 25°C

[ Index of Refraction ]:
1.887

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
YU1292010
CHEMICAL NAME :
Urea, 1,1'-p-phenylenebis(2-thio-
CAS REGISTRY NUMBER :
1519-70-6
BEILSTEIN REFERENCE NO. :
2114854
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C8-H10-N4-S2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD - 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
REFERENCE :
NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,45,1953

Safety Information

[ Hazard Codes ]:
Xn

[ Risk Phrases ]:
R22

[ Safety Phrases ]:
S22-S36/37

[ RIDADR ]:
UN 2811

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1

[ HS Code ]:
2930909090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • p-Phenylenediamine
  • Potassium thiocyanate
  • p-Phenylene diisothiocyanate
  • thiocyanic acid
  • Ammonia
  • Hydrochloric acid
  • Water

DownStream

  • Benzo[1,2-d:4,5-d']bisthiazole-2,6-diamine

Customs

[ HS Code ]: 2930909090

[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Related Compounds

  • 1,4-PHENYLENEBIS-3-THIOSEMICARBAZIDE
  • 1,4-PHENYLENEBIS[[4-(4-AMINOPHENOXY)PHENYL]METHANONE]
  • 1,4-PHENYLENEBIS((4-PHENOXYPHENYL)METHANONE)
  • 1,4-Phenylenebis[(4-fluorophenyl)methanone]
  • 1,4-Phenylenebis(phosphonic acid)
  • (1,4-phenylenebis(oxy))bis(but-2-yne-4,1-diyl) dimethanesulfonate
  • Pregna-1,4-diene-3,20-dione, 17-[(butoxycarbonyl)oxy]-9-fluoro-11,21-dihydroxy-16-methyl-, (11I(2),16I+/-)-
  • 1,1,1-trifluoro-2-methylpropan-2-yl 1H-imidazole-1-carboxylate
  • 5,6,6a,7-Tetrahydro-9,10-dimethoxy-6-methyl-4H-dibenzo[de,g]quinoline-1,2-diol
  • 3-Hydroxy-3-(2-(2-methoxyphenyl)-2-oxoethyl)-7-methylindolin-2-one
  • 2-[(3-chloro-4-fluorophenyl)(cyano)amino]-N-cyclopropylacetamide
  • 7-{[(3-chloro-4-fluorophenyl)(cyano)amino]methyl}-3-methyl-5H-[1,3]thiazolo[3,2-a]pyrimidin-5-one
  • 6-Azabicyclo[3.2.1]octan-3-ol
  • N-{1-[4-(difluoromethoxy)phenyl]ethyl}-2-(3-nitro-1H-1,2,4-triazol-1-yl)acetamide
  • 2-[4-(2,4-Dimethylphenyl)piperazin-1-yl]acetamide
  • 3-(3-Chloro-4-methylphenyl)-1-propanol
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