Ester Linkage Molecular Compound Structure

SKU: 68845NV

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Explore ester structures, synthesis from the standpoint of chemistry, biology, and nursing students studying lipids and functional groups, and hydrolysis for only $17.00.

Understanding esters & their linkage is essential for both organic chemistry and biochemistry students. Indigo® Orbit molecular models provide a clear & intuitive physical representation of the characteristic (-COOR) functional group. Ester molecular models highlight the spatial relationship between the carbonyl group and the adjacent ether-linked oxygen. Assembling different configurations allows students to move from abstract 2D drawings to mastering IUPAC nomenclature rules, recognize stereo-hindrance, and compare & contrast esters with closely related carboxylic acids, ethers, and anhydrides.

Chemistry Majors Should Be Able to:

  • Identify and name complex esters using standard IUPAC structural rules
  • Visualize the mechanism of Fischer esterification from a carboxylic acid and alcohol backbone
  • Predict chemical reactivity variations during acid-catalyzed vs. base-catalyzed (saponification) ester hydrolysis
  • Differentiate steric effects between short-chain aliphatic esters and bulky aromatic esters

Biology, Medicine, and Nursing Majors Should Be Able to:

  • Recognize ester bonds as the primary covalent link holding triglycerides and complex lipids together
  • Explain the structural assembly of a glycerol backbone connecting to three hydrophobic fatty acid tails
  • Trace the biochemical breakdown of dietary fats by metabolic lipase enzymes.
  • Relate ester volatility and polarity to everyday clinical and biological matrices, including pharmaceutical designs like aspirin
Feature Benefit
Accurate representation of the ester linkage (carbonyl adjacent to an ether oxygen) Helps students visualize the unique bonding and reactivity of esters.
Color-coded atoms and clear bond angles Clarifies structural differences between esters, acids, and ethers.
Modular design for easy conversion to acids or alcohols Facilitates understanding of esterification and hydrolysis reactions.
Durable connectors suitable for repeated handling Supports long-term use in classroom and lab demonstrations.
Cross-disciplinary applications Links chemistry concepts to biological roles in fats, oils, and metabolism.

Indigo Instruments has stocked genuine Cochranes of Oxford molecular model parts for 30+ years. Customize or replenish any model set/kit we have ever sold!

Details

Chemistry & Biology Ester Examples

Compound Chemistry Focus Biology / Medicine / Nursing Focus
Ethyl Acetate Classic product of Fischer esterification; models an aliphatic ester with distinct volatility and low polarity ideal for solvent extractions. Naturally occurring compound in ripening fruits; widely used to teach environmental flavor chemistry and sensory analysis.
Methyl Salicylate Aromatic ester showcasing how an ester link interfaces with a benzene ring; models base/acid-catalyzed cleavage mechanisms. Found in oil of wintergreen; central to pharmacology studies regarding topical analgesics, absorption barriers, and counter-irritants.
Isoamyl Acetate Models a branched-chain ester; excellent for tracking structural chain-length variations and spatial geometric constraints. Renowned for its strong banana aroma; frequently utilized in sensory biology laboratories to demonstrate olfactory receptor binding.
Triglyceride Models a massive triester structure; visualizes spatial constraints, hydrophobic interactions, and multi-step saponification properties. Primary form of lipid energy storage in organisms; critical for teaching dietary nutrition, cardiovascular health, and clinical lipid disorders.

Aspirin (Acetylsalicylic Acid)
Illustrates functional acetylation chemistry; physical models track how the ester bond destabilizes and hydrolyzes back to salicylic acid. Ubiquitous NSAID and antiplatelet drug; vital for clinical nursing and medical education covering toxicology, metabolism, and bleeding risks.
Polyester (PET) Demonstrates macro-scale polymer construction where repeating ester sequences form durable synthetic fibers. Essential for biotechnology, biomedical material engineering, and understanding the persistence of microplastics in eco-systems.

Use the 68845NV Organic Chemistry Model Set with the Indigo® Instruments 3D Molecular Model Builder to view hundreds of ester structures & the parts needed to build them.

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Reviews (5)

2020-09-10
This model kit is great for improving knowledge of molecular structures for organic chemistry.
— Jan
2020-05-31
I bought the product for a university class and it met expectations. Great service and fast shipping.
— Miri
— Indigo: Thank you for the review. Good luck this term.
2019-09-23
Great product, fast shipping, excellent customer service!
— Courtney
2019-08-15
Bought two of these because I prefer them to the one used at the university. Easy to use and has a good flexibility.
— Thierry
2018-04-16

I've had consistently great service from this company. Our students seem to really appreciate the reasonable price. In the years that we've used this product, not one has been returned due to defects.

— Becki
— Indigo:

Considering how many of these we sell to schools every year, that is high praise indeed. Thanks letting us know.

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Frequently Asked Questions

FAQ for Ester Linkage Molecular Compound Structure

The easiest way to view & then build esters with this model set is to use our 3D Molecular Model Builder in Orbit (basic) style. Just enter the compound name, hit the Build & Show Purchase options button & an image of the molecule & parts needed will appear. Follow the same steps but choose Orbit (flexible) to view Esters; Advanced Ochem set.

Yes, the Orbit molecular model system allows for scaling. Unlike the Darling rigid framework style with its fixed bond lengths, the Indigo® 68845NV student molecular model set comes with 121 bonds across three standard lengths (20mm, 30mm, and 35mm). The flexible white and grey bonds can be cleanly cut with a single edge razor or x-acto blade. Advanced chemistry majors can scale these bonds to match varying atomic radii. This allows for analysis of real-world steric hindrance differences between compact aliphatic esters like ethyl acetate and bulky ring-structured aromatic esters like methyl salicylate.