1,4-Phenylenebis(thiourea)

Modify Date: 2025-08-25 16:04:34

1,4-Phenylenebis(thiourea) Structure
1,4-Phenylenebis(thiourea) structure
 Common Name 1,4-Phenylenebis(thiourea)
CAS Number 1519-70-6 Molecular Weight 226.32200
Density 1.553g/cm3 Boiling Point 405.1ºC at 760mmHg
Molecular Formula C8H10N4S2 Melting Point 219-220ºC (dec.)
MSDS N/A Flash Point 198.8ºC

 Names

Name 1,4-phenylenebis(thiourea)
Synonym More Synonyms

 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

ammonium;thiocyanate structure

ammonium;thiocyanate

CAS#:1147550-11-5

p-Phenylenediamine structure

p-Phenylenediamine

CAS#:106-50-3

~%

1,4-Phenylenebis(thiourea) Structure

1,4-Phenylenebi...

CAS#:1519-70-6

Literature: Journal of the American Chemical Society, , vol. 114, # 13 p. 5130 - 5140
Potassium thiocyanate structure

Potassium thioc...

CAS#:333-20-0

~%

1,4-Phenylenebis(thiourea) Structure

1,4-Phenylenebi...

CAS#:1519-70-6

Literature: Archiv der Pharmazie (Weinheim, Germany), , vol. 241, p. 165
p-Phenylene diisothiocyanate structure

p-Phenylene dii...

CAS#:4044-65-9

~%

1,4-Phenylenebis(thiourea) Structure

1,4-Phenylenebi...

CAS#:1519-70-6

Literature: Chemische Berichte, , vol. 20, p. 231
p-Phenylenediamine structure

p-Phenylenediamine

CAS#:106-50-3

~%

1,4-Phenylenebis(thiourea) Structure

1,4-Phenylenebi...

CAS#:1519-70-6

Literature: Chemische Berichte, , vol. 20, p. 231
Potassium thiocyanate structure

Potassium thioc...

CAS#:333-20-0

p-phenylenediamine hydrochloride structure

p-phenylenediam...

CAS#:540-24-9

~%

(4-amino-phenyl)-thiourea structure

(4-amino-phenyl...

CAS#:3394-08-9

1,4-Phenylenebis(thiourea) Structure

1,4-Phenylenebi...

CAS#:1519-70-6

Literature: Archiv der Pharmazie (Weinheim, Germany), , vol. 241, p. 165
ammonium;thiocyanate structure

ammonium;thiocyanate

CAS#:1147550-11-5

p-phenylenediamine hydrochloride structure

p-phenylenediam...

CAS#:540-24-9

~%

1,4-Phenylenebis(thiourea) Structure

1,4-Phenylenebi...

CAS#:1519-70-6

Literature: Justus Liebigs Annalen der Chemie, , vol. 221, p. 11 Justus Liebigs Annalen der Chemie, , vol. 228, p. 248
thiocyanic acid structure

thiocyanic acid

CAS#:463-56-9

p-Phenylenediamine structure

p-Phenylenediamine

CAS#:106-50-3

~%

1,4-Phenylenebis(thiourea) Structure

1,4-Phenylenebi...

CAS#:1519-70-6

Literature: Justus Liebigs Annalen der Chemie, , vol. 221, p. 11 Justus Liebigs Annalen der Chemie, , vol. 228, p. 248
p-Phenylene diisothiocyanate structure

p-Phenylene dii...

CAS#:4044-65-9

Ammonia structure

Ammonia

CAS#:7664-41-7

~%

1,4-Phenylenebis(thiourea) Structure

1,4-Phenylenebi...

CAS#:1519-70-6

Literature: Chemische Berichte, , vol. 20, p. 231
Hydrochloric acid structure

Hydrochloric acid

CAS#:7647-01-0

Water structure

Water

CAS#:7732-18-5

Potassium thiocyanate structure

Potassium thioc...

CAS#:333-20-0

p-Phenylenediamine structure

p-Phenylenediamine

CAS#:106-50-3

~%

Detail
Literature: Archiv der Pharmazie (Weinheim, Germany), , vol. 241, p. 165

 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%

 Synonyms

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