PTH-DL-Proline

BGC Id:	452937363635
CAS No:	4333-21-5
Synonyms:	hexahydro-2-phenyl-3-thioxo-1h-pyrrolo[1,2-c]imidazol-1-one ; phenylthiohydantoin l-proline ; 2-phenyl-3-sulfanylidene-5,6,7,7a-tetrahydropyrrolo[2,1-e]imidazol-1-one ; pth-proline ; pth-l-proline ; 2-phenyl-3-thioxo-5,6,7,7a-tetrahydropyrrolo[2,1-e]imidazol-1-one
Molecular Formula:	C12H12N2OS
Molecular Weight:	232.3
EINECS:	224-374-1

Verified providers in 2025

The following notable provider has been checked and can be recommended.

Leap Chem Co., Ltd

Tipo de companhia: Bulk and laboratory supplier

telefone: +852-30606658
país: P.R.China

LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer se ...

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What other providers are available for CAS 4333-21-5?

The last intensive check and update was carried out on 2025/10/02.

Identify

Synonyms:

hexahydro-2-phenyl-3-thioxo-1h-pyrrolo[1,2-c]imidazol-1-one ; phenylthiohydantoin l-proline ; 2-phenyl-3-sulfanylidene-5,6,7,7a-tetrahydropyrrolo[2,1-e]imidazol-1-one ; pth-proline ; pth-l-proline ; 2-phenyl-3-thioxo-5,6,7,7a-tetrahydropyrrolo[2,1-e]imidazol-1-one

CAS:

4333-21-5

EINECS:

224-374-1

Molecular Formula:

C12H12N2OS

MDL:

MFCD00056895

Properties

Molecular Weight:

232.3 g·mol−1

Melting point:

179 °C

Safety Information

Hazard Classes:

WGK Germany:

Storage temperature:

-20°C

What other providers are available for CAS 4333-21-5?

In addition to the providers presented here for PTH-DL-Proline with the CAS number 4333-21-5, there are other 7 providers with slightly different product names available for this CAS number.

Phenylthiohydantoin-proline

Leap Chem Co., Ltd | BIOZOL Diagnostica Vertrieb GmbH | BuGuCh & Partners +4 additional providers that we know from the past