4-Acetamidobenzenesulfonic Acid-d4 Pyridine (Major)

Specialised in Deuterium Chemistry, Clearsynth Manufactures Deuterated Reagents, Deuterated Intermediates and Deuterated APIs (such as Deutetrabenazine, Deuruxolitinib, Deutivacaftor, Deucravacitinib, Donafenib)

Production capacity from mg to tons scale.

Our key reagents are Benzene D...

Clearsynth provides a wide range of high-purity NMR solvents designed to ensure optimal resolution and reliable analysis, supporting both research and quality control applications 

Benzene D6 , Chloroform-D , Dimethyl Sulphoxide D6 (DMSO D6) , Methanol D4 , Deuterium Oxide , Tetrahydrofuran...

A α-substituted phenylethanolamines that binds reversibly to the octopaminergic receptor.

Labelled N-Acetyl Metoclopramide. N-Acetyl Metoclopramide is a related compound of Metoclopramide.

Molecular formula: C₆H₅D₃N₂Molecular weight: 111.16

Labelled anaologue of cis-Ambroxol, the cis-isomeric impurity of Ambroxol. cis-Ambroxol is a metabolite Bromhexine.

Labelled intermediate used in the process for the preparation of Aripiprazole.

A labelled intermediate of Irbesartan, an antihypertensive active pharmaceutical ingredient.

Molecular formula: C₄H₆D₅NOMolecular weight: 94.17

Labelled Adapalene intermediate, an ester of labelled Adapalene.

Labelled Amisulpride N-Oxide. Amisulpride N-Oxide is an impurity of Amisulpride. Amisulpride N-Oxide was identified as a photodegradation product of Amisulpride.

Labelled (S)-N-(1-Amino-1-oxobutan-2-yl)-4-chlorobutanamide. (S)-N-(1-Amino-1-oxobutan-2-yl)-4-chlorobutanamide is a related compound of Levetiracetam.

Clearsynth Labs Limited is a technology-based, research-driven, innovation-led enterprise specializing in deuterium chemistry and stable isotopes. Headquartered in Mumbai, with an R&D center in Hyderabad and a CDMO facility in Karnataka, alongside operations in Canada and the USA, we deliver solutions from milligram-scale R&D to multi-ton manufacturing. Our expertise spans deuterated APIs, intermediates, impurities, and reference standards. Backed by strong IP and 350+ scientists, we partner with innovators and generics across CDMO and CMO segments, committed to precision, quality, and advancing next-generation isotopic solutions for global pharmaceutical needs.