(−)-Norgestrel
(−)-Norgestrel (CAS: 797-63-7; Formula: C21H28O2; Molar Mass: 312.45 g/mol) is a synthetic progestogen, primarily utilised in pharmaceutical research and development. It serves as a key intermediate and active pharmaceutical ingredient, notably in the formulation of contraceptives. Its specific stereochemistry is critical for its biological activity, making it valuable in asymmetric synthesis and the study of hormonal interactions.
Pharmaceutical Intermediate
Serves as a crucial building block in the synthesis of various pharmaceutical compounds, particularly hormonal therapies and contraceptives. Its defined stereochemistry is essential for creating enantiomerically pure active pharmaceutical ingredients.
Hormonal Research
Utilised in biological and chemical research to investigate the mechanisms of progestogenic activity and steroid hormone receptor interactions. Its specific structure allows for detailed studies in cell biology and endocrinology.
Contraceptive Development
A key component in the development and manufacturing of oral contraceptives and emergency contraception, leveraging its potent progestational effects.
| Molecular weight | 312.45 |
|---|---|
| Empirical formula | C21H28O2 |
| Assay | 98% |
| Optical activity | [α]20/D −32°, c = 1 in chloroform |
| Storage temperature | 2-8°C |
| Melting point | 239-241 °C(lit.) |
Hazard statements
- H312Harmful in contact with skin
- H332Harmful if inhaled
- H351Suspected of causing cancer
- H360May damage fertility or the unborn child
Precautionary statements
- P201Obtain special instructions before use
- P280Wear protective gloves, clothing and eye/face protection
- P308IF exposed or concerned
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 60-20/21/22-40 |
| Safety statements (S) | 22-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | rat ... Ar(24208) |
|---|
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 (–)-Norgestrel used for?
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(–)-Norgestrel is primarily used as a pharmaceutical intermediate in the synthesis of hormonal therapies and contraceptives, and in research for studying progestogenic activity.
What are the CAS number and formula for (–)-Norgestrel?
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The CAS number for (–)-Norgestrel is 797-63-7, and its formula is C21H28O2.
What grade and purity does Tech Serve Solutions supply for (–)-Norgestrel?
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Tech Serve Solutions supplies (–)-Norgestrel with an assay of 98%. We do not represent this product as USP, BP, or EP grade unless explicitly stated in the product specifications.
How should (–)-Norgestrel be handled and stored?
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(–)-Norgestrel is classified as harmful if swallowed, inhaled, or in contact with skin, and is suspected of causing cancer and damaging fertility or the unborn child. It should be handled with appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves, and stored at 2-8°C.
Is (–)-Norgestrel a controlled substance?
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While not explicitly listed as a controlled substance in the provided data, its hazardous properties (H360: May damage fertility or the unborn child) necessitate careful handling and compliance with relevant regulations.
How are products like (–)-Norgestrel packed and exported?
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Tech Serve Solutions packs and exports chemicals according to international shipping regulations. Specific packaging details can be provided upon request, adhering to safety and compliance standards for global distribution.
How can I request a sample or quote for (–)-Norgestrel?
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To request a sample or quote for (–)-Norgestrel, please contact our sales team through the website or by phone, providing your details and the quantity required.
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