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N-Phenylthiourea

CAS 103-85-5C6H5NHCSNH2Organic Building Blocks

N-Phenylthiourea (CAS 103-85-5), with the linear formula C6H5NHCSNH2 and a molecular weight of 152.22 g/mol, is an organic compound belonging to the thiourea class. It functions as a key building block and intermediate in chemical synthesis, particularly within organic chemistry research and development. Its structure facilitates its use in creating more complex molecules, making it a valuable reagent for laboratory and industrial applications.

IUPAC
1-Phenyl-2-thiourea,PTU,Phenylthiocarbamide
Synonyms
1-Phenyl-2-thioureaPhenylthiocarbamidePTU
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N-Phenylthiourea (C6H5NHCSNH2) — chemical structure, CAS 103-85-5; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisOrganic Building BlocksSulfur CompoundsThioureas
01 /Applications

Organic Synthesis Intermediate

N-Phenylthiourea serves as a versatile intermediate in the synthesis of various organic compounds. Its reactive functional groups allow for diverse chemical transformations, leading to the creation of novel molecules for research purposes.

Research and Development

This compound is widely utilised in academic and industrial R&D laboratories as a foundational material for exploring new chemical reactions and developing innovative synthetic pathways. Its consistent purity supports reliable experimental outcomes.

Building Block in Heterocyclic Chemistry

N-Phenylthiourea is a valuable building block for constructing heterocyclic systems. These cyclic compounds are of significant interest in medicinal chemistry and materials science due to their diverse biological activities and physical properties.

02 /Properties
Molecular weight152.22
Linear formulaC6H5NHCSNH2
Assay≥95.0% (HPLC)
Impurities tested≤5% N,N′-diphenylthiourea
Melting point145-150 °C(lit.)145-150 °C
03 /Safety & handling
GHS hazard pictogram: Toxic (GHS06)
Toxic
Danger

Hazard statements

  • H300Fatal if swallowed
  • H317May cause an allergic skin reaction

Precautionary statements

  • P264Wash thoroughly after handling
  • P280Wear protective gloves, clothing and eye/face protection
  • P301IF SWALLOWED
Protective equipmentEyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
Transport (UN / ADR)UN 2811 6.1 / PGI
Water hazard class (WGK, DE)3
Hazard codes (EU)T+
Risk statements (R)28-43
Safety statements (S)28-36/37-45

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
103-85-5
MDL number
MFCD00004933
Beilstein registry
907309
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is N-Phenylthiourea used for?

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N-Phenylthiourea is primarily used as a building block and intermediate in organic synthesis and in chemical research and development for creating more complex molecules.

What is the CAS number and formula for N-Phenylthiourea?

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The CAS number for N-Phenylthiourea is 103-85-5, and its linear formula is C6H5NHCSNH2.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies N-Phenylthiourea with an assay of ≥95.0% (HPLC). We do not represent this product as USP, BP, or EP grade.

How should N-Phenylthiourea be handled safely?

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N-Phenylthiourea is a dangerous substance, indicated by GHS06 and the signal word 'Danger'. It has hazard statements H300 (Fatal if swallowed) and H317 (May cause an allergic skin reaction). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and suitable respiratory protection, is mandatory. Handle with extreme care, avoiding ingestion and skin contact.

How is N-Phenylthiourea packed and exported?

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N-Phenylthiourea is securely packed for laboratory and industrial use and is available for global export by Tech Serve Solutions.

How can I request a sample or quote for N-Phenylthiourea?

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To request a sample or a quote for N-Phenylthiourea, please contact our sales team through the website or by phone.

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