
1-(3,4-Dimethoxyphenethyl) urea (CAS 25017-47-4)
API name/end use: Ensifentrine Cas number: 25017-47-4 Molecular formula: C11H16N2O3 Molecular Weight: 224.26 Appearance: White to Off-White Solid Powder Storage: Sealed in
Chemox Pharma is a reliable supplier of D-Tryptophan Methyl Ester Hydrochloride (CAS No. 14907-27-8) intermediate, a key component in synthesis of Tadalafil. Chemox Pharma ensure high-quality, consistency and safety standard to meet strict global compliance requirements.
Choose Chemox pharma for D-Tryptophan Methyl Ester Hydrochloride (CAS No. 14907-27-8), that meets all global regulatory standards like WHO-GMP, FDA, DCGI. Chemox Pharma also house a well-equipped R&D Centre, focused on process development, quality improvement, and cost optimization—empowering us to meet the evolving needs of the global pharmaceutical industry.
| Sr. No. | Description | Application |
|---|---|---|
| 1 | Chiral amino acid ester intermediate | Peptide synthesis |
| 2 | Tryptophan derivative building block | Pharmaceutical API synthesis |
| 3 | Enantiomerically pure amino acid | Medicinal chemistry research |
| 4 | Protected amino acid intermediate | Biochemical compound synthesis |
| 5 | Specialty chiral intermediate | Pharmaceutical R&D |
D-Tryptophan Methyl Ester Hydrochloride is widely used in pharmaceutical and peptide manufacturing as a chiral amino acid intermediate.
D-Tryptophan Methyl Ester Hydrochloride should be handled according to standard pharmaceutical intermediate and laboratory chemical safety procedures. Appropriate industrial hygiene and protective measures must be followed during handling and synthesis operations.
Use appropriate personal protective equipment (PPE)
Avoid inhalation of dust and contact with skin or eyes
Handle in controlled, well-ventilated environments
Follow chemical handling and containment protocols
Refer to Safety Data Sheet (SDS) for detailed safety information
This compound is intended strictly for pharmaceutical intermediate and research use.
As a chiral amino acid pharmaceutical intermediate, D-Tryptophan Methyl Ester Hydrochloride does not exhibit direct pharmacological activity. It functions as an enantiomerically pure tryptophan ester building block in peptide synthesis and multi-step organic synthesis pathways for active pharmaceutical ingredients. The protected ester group enables selective coupling and functionalization reactions essential in peptide chemistry and drug development.
Handle in approved chemical or pharmaceutical facilities
Avoid exposure without protective equipment
Prevent dust formation and inhalation
Follow laboratory and industrial safety procedures
Dispose according to regulatory guidelines
Store in tightly closed containers
Protect from moisture and light
Maintain cool, dry storage conditions
Keep in designated chemical storage areas
Follow standard warehouse practices
D-Tryptophan Methyl Ester Hydrochloride is a chiral amino acid intermediate used in peptide synthesis, pharmaceutical API development, and medicinal chemistry research.
Yes, Chemox Pharma manufactures and supplies D-Tryptophan Methyl Ester Hydrochloride (CAS 14907-27-8) with high purity for pharmaceutical and biochemical synthesis applications.
It is an enantiomerically pure tryptophan-derived amino acid ester intermediate used as a building block in peptide and pharmaceutical synthesis.
The CAS number is 14907-27-8.
It should be stored in tightly sealed containers in a cool, dry place protected from moisture and light, following standard chemical storage practices.

API name/end use: Ensifentrine Cas number: 25017-47-4 Molecular formula: C11H16N2O3 Molecular Weight: 224.26 Appearance: White to Off-White Solid Powder Storage: Sealed in

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API name/end use: Empagliflozin Cas number: 915095-89-5 Molecular formula: C17H16BrClO2 Molecular Weight: 367.66 Appearance: White to Off-White powder Storage: Sealed in dry,