Title
Los hidratos de carbono en sntesis asimtrica: Sntesis de Oxiranos, ciclopropanos y aminoglicales (Spanish Edition),Used
Delivery time: 8-12 business days (International)
La quiralidad es una caracterstica fundamental presente en la biosfera dado que el concurso de molculas quirales ha sido fundamental para la aparicin de la vida, tal como la conocemos en el planeta Tierra como para el propio desarrollo de los seres vivos. Esta quiralidad que nace de sus estructuras primarias se proyecta a travs de sus conformaciones y asociaciones en la forma reactiva que la regin macromolecular presenta. Por tanto, las reacciones en las que se basa la vida siguen un curso estereoqumico restringido. Como una de las consecuencias de ello, los metabolitos secundarios producidos por plantas y microorganismos como consecuencia de las reacciones en que se sustenta la vida, son compuestos quirales que se presentan enantiomricamente puros. Muchos de estos metabolitos secundarios actan como frmacos en mamferos superiores, ya que interaccionan de manera especfica con los receptores biolgicos quirales, los cuales estn constituidos por las complejas organizaciones estructurales citadas como las hlices y las lminas...
By changing our most important processes and
products, we have already made a big leap forward. This ranges from the
increased use of more sustainable fibers to the use of more
environmentally friendly printing processes to the development of
efficient waste management in our value chain.
⚠️ WARNING (California Proposition 65):
This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, please visit www.P65Warnings.ca.gov.
Shipping & Returns
Shipping
We ship your order within 2–3 business days for USA deliveries and 5–8 business days for international shipments. Once your package has been dispatched from our warehouse, you'll receive an email confirmation with a tracking number, allowing you to track the status of your delivery.
Returns
To facilitate a smooth return process, a Return Authorization (RA) Number is required for all returns. Returns without a valid RA number will be declined and may incur additional fees. You can request an RA number within 15 days of the original delivery date. For more details, please refer to our Return & Refund Policy page.
Shipping & Returns
Shipping
We ship your order within 2–3 business days for USA deliveries and 5–8 business days for international shipments. Once your package has been dispatched from our warehouse, you'll receive an email confirmation with a tracking number, allowing you to track the status of your delivery.
Returns
To facilitate a smooth return process, a Return Authorization (RA) Number is required for all returns. Returns without a valid RA number will be declined and may incur additional fees. You can request an RA number within 15 days of the original delivery date. For more details, please refer to our Return & Refund Policy page.
Warranty
We provide a 2-year limited warranty, from the date of purchase for all our products.
If you believe you have received a defective product, or are experiencing any problems with your product, please contact us.
This warranty strictly does not cover damages that arose from negligence, misuse, wear and tear, or not in accordance with product instructions (dropping the product, etc.).
Warranty
We provide a 2-year limited warranty, from the date of purchase for all our products.
If you believe you have received a defective product, or are experiencing any problems with your product, please contact us.
This warranty strictly does not cover damages that arose from negligence, misuse, wear and tear, or not in accordance with product instructions (dropping the product, etc.).
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We accept payments with :
Visa, MasterCard, American Express, Paypal, Shopify Payments, Shop Pay and more.
Secure Payment
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
We accept payments with :
Visa, MasterCard, American Express, Paypal, Shopify Payments, Shop Pay and more.