(S,R)-Noscapine
(S,R)-Noscapine (CAS: 128-62-1) is an isoquinoline alkaloid with the molecular formula C22H23NO7 and a molecular weight of 413.42 g/mol. This compound is utilised in chemical synthesis as a chiral building block and for complex molecule construction. Supplied by TSS with a minimum assay of 97%, it is a key intermediate for researchers and industrial chemists.
- Synonyms
- C22H23NO7

Asymmetric Synthesis
Utilised as a chiral building block in asymmetric synthesis to create enantiomerically pure compounds. Its specific stereochemistry is valuable for developing stereoselective reaction pathways.
Chemical Synthesis Intermediate
Serves as a versatile intermediate in various chemical synthesis routes. Its structure allows for functionalisation and incorporation into more complex molecular architectures.
Complex Molecule Construction
A valuable precursor for the construction of complex organic molecules. Its intricate isoquinoline framework can be a starting point for novel compound development.
| Molecular weight | 413.42 |
|---|---|
| Empirical formula | C22H23NO7 |
| Assay | 97% |
| Optical activity | [α]20/D −200°, c = 1 in chloroform |
| Melting point | 174-176 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is (S,R)-Noscapine used for?
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(S,R)-Noscapine is used as a chiral building block in asymmetric synthesis and for the construction of complex molecules in chemical synthesis.
What is the CAS number and formula for (S,R)-Noscapine?
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The CAS number for (S,R)-Noscapine is 128-62-1 and its empirical formula is C22H23NO7.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (S,R)-Noscapine with a minimum assay of 97%. This is typically considered a research or technical grade; TSS does not represent this product as USP, BP, or EP grade.
How should (S,R)-Noscapine be handled safely?
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(S,R)-Noscapine is harmful if swallowed (H302). When handling, wear a dust mask type N95 (US), eyeshields, and gloves. Avoid dust formation and inhalation. Ensure adequate ventilation.
How is (S,R)-Noscapine packed and shipped?
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As a global supplier and exporter, TSS packages and ships (S,R)-Noscapine according to international regulations for chemical transport, ensuring safe delivery worldwide.
How can I request a sample or quote for (S,R)-Noscapine?
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To request a sample or quote, please contact the TSS sales team via our website or direct inquiry channels, providing your details and the product CAS number 128-62-1.
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