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CAS NO: 29943-42-8 Manufacturers

CAS NO: 29943-42-8 Manufacturers


Tetrahydro-4h-Pyran-4-One is a chemical compound used as an intermediate for the production of entrectinib and tazemetostat. The former drug is used as an anti-cancer medication while the latter one is used to treat metastatic or locally advanced epithelioid sarcoma not eligible for complete resection. The chemical compound used to synthesise these drugs is known by a unique serial number CAS NO: 29943-42-8.

There are numerous CAS NO: 29943-42-8 Manufacturers in the field that offer their customers high-quality medical solutions for varied requirements. One such company is Vasista Life Sciences. Founded with a simple goal – to improve health and well-being through research-backed medical solutions. We are specialists in the production of bulk drug intermediates, metal reagents, grignard agents, and fine chemicals among others. With almost 15 years of varied experience in the field, we are focused on creating our presence in the international market by adhering to national and international regulatory requirements. We have implemented GxP in all aspects of our production system and work tirelessly to improve our standing to meet the expectations of our regulators and clients at the same time.

Product Detail

  • CAS Number: 29943-42-8
  • Molecular Formula:C5H8O2
  • Molecular Weight: 100.12
  • Synonyms: 4-Oxotetrahydropyranoxan-4-one; Dihydro-2h-pyran-4(3H)-one

It is an intermediate for Entrectinib and Tazemetostat. Entrectinib is an anti-cancer medication used to treat ROS1-positive non-small cell lung cancer and NTRK fusion-positive solid tumors.

Tazemetostat, is a medication used for the treatment of adults and adolescents aged 16 years and older with metastatic or locally advanced epithelioid sarcoma not eligible for complete resection. It may help keep the cancer cells from growing.

We also manufacture the following intermediates:

Name of The Material CAS NO.
2,2,6,6-Tetramethylpieperidine 768-66-1
Methyl-2-(4-Nitrophenyl)Acetate 2945-08-6
3,5-Difluorobenzyl Bromide 141776-91-2

For the most trusted CAS NO: 29943-42-8 manufacturers in the business, contact Vasista Life Sciences today.

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