U 19963

Modify Date: 2025-08-25 13:02:50

U 19963 Structure
U 19963 structure
Common Name U 19963
CAS Number 404-52-4 Molecular Weight 264.29400
Density 1.419g/cm3 Boiling Point 345.2ºC at 760 mmHg
Molecular Formula C13H10F2N2S Melting Point N/A
MSDS N/A Flash Point 162.6ºC

 Use of U 19963


U 19963 is a bioactive compound.

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 1,3-bis(4-fluorophenyl)thiourea
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.419g/cm3
Boiling Point 345.2ºC at 760 mmHg
Molecular Formula C13H10F2N2S
Molecular Weight 264.29400
Flash Point 162.6ºC
Exact Mass 264.05300
PSA 56.15000
LogP 3.91970
Vapour Pressure 6.25E-05mmHg at 25°C
Index of Refraction 1.704
InChIKey SNQABJUAAUNSEJ-UHFFFAOYSA-N
SMILES Fc1ccc(NC(=S)Nc2ccc(F)cc2)cc1
Storage condition -20℃

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

HS Code 2930909090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

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U 19963 Structure

U 19963

CAS#:404-52-4

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Literature: Strukil, Vjekoslav; Igrc, Marina D.; Fabian, Laszlo; Eckert-Maksic, Mirjana; Childs, Scott L.; Reid, David G.; Duer, Melinda J.; Halasz, Ivan; Mottillo, Cristina; Friscic, Tomislav Green Chemistry, 2012 , vol. 14, # 9 p. 2462 - 2473

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U 19963 Structure

U 19963

CAS#:404-52-4

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Literature: Roe; Teague Journal of the American Chemical Society, 1949 , vol. 71, p. 4019 Full Text View citing articles Show Details Du Pont de Nemours and Co. Patent: US2061243 , 1932 ;

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U 19963 Structure

U 19963

CAS#:404-52-4

Learn More
Literature: Buu-Hoi et al. Journal of the Chemical Society, 1955 , p. 1581,1583 Errata, 1957 Full Text Show Details Huenig et al. Justus Liebigs Annalen der Chemie, 1953 , vol. 579, p. 87,88,89

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

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

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

N.N'-Bis-<p-fluor-phenyl>-thioharnstoff
Di-4-fluorophenyl thiourea
WLN: FR DMYUS&MR DF
Carbanilide,4'-difluorothio
4,4'-Difluorothiocarbanilide
U 19963

 U 19963 | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What English synonyms does 1,3-bis(4-fluorophenyl)thiourea have?
A: English synonyms of 1,3-bis(4-fluorophenyl)thiourea: N.N'-Bis--thioharnstoff, Di-4-fluorophenyl thiourea, WLN: FR DMYUS&MR DF, Carbanilide,4'-difluorothio, 4,4'-Difluorothiocarbanilide, U 19963.
Q: What is the molecular weight of 1,3-bis(4-fluorophenyl)thiourea?
A: Molecular weight of 1,3-bis(4-fluorophenyl)thiourea is 264.29400.
Q: What is the English name of 1,3-bis(4-fluorophenyl)thiourea?
A: The English name of 1,3-bis(4-fluorophenyl)thiourea is 1,3-bis(4-fluorophenyl)thiourea.
Q: What is the InChIKey of 1,3-bis(4-fluorophenyl)thiourea?
A: InChIKey of 1,3-bis(4-fluorophenyl)thiourea is SNQABJUAAUNSEJ-UHFFFAOYSA-N.
Q: What are the uses of 1,3-bis(4-fluorophenyl)thiourea?
A: Main uses of 1,3-bis(4-fluorophenyl)thiourea: U 19963 is a bioactive compound.
Q: What are the upstream materials of 1,3-bis(4-fluorophenyl)thiourea?
A: Related upstream materials(CAS) of 1,3-bis(4-fluorophenyl)thiourea: 1544-68-9;371-40-4;75-15-0.
Q: What is the LogP of 1,3-bis(4-fluorophenyl)thiourea?
A: LogP of 1,3-bis(4-fluorophenyl)thiourea is 3.91970.
Q: What are the storage conditions for 1,3-bis(4-fluorophenyl)thiourea?
A: Storage conditions for 1,3-bis(4-fluorophenyl)thiourea: -20℃.
Q: What is the Chinese name of 404-52-4?
A: Chinese name of 404-52-4 is U19963.
Q: What is the SMILES notation of 1,3-bis(4-fluorophenyl)thiourea?
A: SMILES notation of 1,3-bis(4-fluorophenyl)thiourea is Fc1ccc(NC(=S)Nc2ccc(F)cc2)cc1.

 U 19963factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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