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2,4-Bis (4-methoxyphenyl)-1,3-dithia-2,4-diphosphetane-2,4-disulfide (Lawesson's Reagent)

2,4-Bis (4-methoxyphenyl)-1,3-dithia-2,4-diphosphetane-2,4-disulfide (Lawesson's Reagent)

CAS Number: 19172-47-5

Molecular Formula: C14H14O2P2S4

About 2,4-Bis (4-methoxyphenyl)-1,3-dithia-2,4-diphosphetane-2,4-disulfide (Lawesson's Reagent)

2,4-Bis(4-methoxyphenyl)-1,3,2,4-dithiadiphosphetane-2,4-dithione CAS 19172-47-5 is a premier thionation reagent in the API intermediates market, essential for converting carbonyl groups into thiocarbonyls during the synthesis of sulfur-containing pharmaceuticals and bioactive heterocycles. Lawesson's Reagent serves as...

2,4-Bis (4-methoxyphenyl)-1,3-dithia-2,4-diphosphetane-2,4-disulfide (Lawesson's Reagent) Specifications

CAS Number
19172-47-5
Molecular Formula
C14H14O2P2S4
Molecular Weight
404.47 g/mol
IUPAC Name
2,4-Bis(4-methoxyphenyl)-1,3,2,4-dithiadiphosphetane-2,4-dithione
Canonical SMILES
COC1=CC=C(C=C1)P2(=S)SP(=S)(S2)C3=CC=C(C=C3)OC
InChI Key
CFHGBZLNZZVTAY-UHFFFAOYSA-N
Molecular Weight
404.47 g/mol

Thionating Agent

A powerful organic reagent primarily used for the thionation of carbonyl compounds to convert oxygen functionalities into their thio analogs, such as transforming ketones, esters, and amides into thioketones, thioesters, and thioamides

Organic Synthesis Building Block

A versatile chemical used in the synthesis of diverse sulfur-containing heterocycles, including thiophenes, thiazoles, and benzothiazoles, as well as specialized organometallic and bioactive molecules

Reducing Agent

A mild reagent employed in the reduction of sulfoxides to thioethers and the transformation of alcohols to thiols

Catalyst

A functional additive that can act as an oxophilic Lewis acid to catalyze Diels-Alder reactions or serve as a catalyst for Aldol reactions.

2,4-Bis (4-methoxyphenyl)-1,3-dithia-2,4-diphosphetane-2,4-disulfide (Lawesson's Reagent) FAQs

Minimum Order Quantity

25 kg (pilot) · 1 MT (commercial)

Lead Time

3 – 5 weeks ex-works

Incoterms

FOB · CIF

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

Regional Availability

India · EU · Middle East · Southeast Asia

Documentation

SDS · COA · TDS available on request

Compliance & Quality

REACH registered*

GHS/SDS available

ISO 9001:2015 site*

RoHS compliant*

Global sourcing network

Consistent quality & reliability

End-to-end technical support

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