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Chemical Reagents & Chromatography

Browse our curated selection of Chemical Reagents & Chromatography from leading global manufacturers. Find research-grade reagents, certified standards, and specialty supplies backed by Cenmed's expert sourcing and technical support.

  
  • (2as 4as 6r 9as 9br)-3 3 6-trimethyldecahydro-2-oxacycloocta[cd]pentalene-1 5-dione-1mg
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    T266965-1EA

    (2AS 4AS 6R 9AS 9BR)-3 3 6-TRIMETHYLDECAHYDRO-2-OXACYCLOOCTA[CD]PENTALENE-1 5-DIONE-1MG

    Price: $100.62
    List Price: $111.79
    Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.
    SKUT266965-1EA
    MFR. NameSigma-Aldrich
    Catalog No. C005B-291529
    Pack Size 1 MG
    Price:
    Price: $100.62
    List Price: $111.79
    Quantity:
     
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  • (2as 6s 6as)-6-iodo-2a 3 3a 5a 6 6a 6b 6c-octahydro-2h-cyclopenta[3 4]pentaleno[1 6-bc]furan-2-one-1mg
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    T213195-1EA

    (2AS 6S 6AS)-6-IODO-2A 3 3A 5A 6 6A 6B 6C-OCTAHYDRO-2H-CYCLOPENTA[3 4]PENTALENO[1 6-BC]FURAN-2-ONE-1MG

    Price: $100.62
    List Price: $111.79
    Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.
    SKUT213195-1EA
    MFR. NameSigma-Aldrich
    Catalog No. C005B-294767
    Pack Size 1 MG
    Price:
    Price: $100.62
    List Price: $111.79
    Quantity:
     
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  • (2as)-2a-(phenylselanyl)-2a 3a 5a 6a 6b 6c-hexahydrodicyclopenta[cd gh]pentalene-3 6-dione-1mg
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    T225193-1EA

    (2AS)-2A-(PHENYLSELANYL)-2A 3A 5A 6A 6B 6C-HEXAHYDRODICYCLOPENTA[CD GH]PENTALENE-3 6-DIONE-1MG

    Price: $100.62
    List Price: $111.79
    Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.
    SKUT225193-1EA
    MFR. NameSigma-Aldrich
    Catalog No. C005B-294034
    Pack Size 1 MG
    Price:
    Price: $100.62
    List Price: $111.79
    Quantity:
     
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  • (2e 4as 8ar)-8a-methyl-2-({[(2e)-3-(trimethylsilyl)-2-propenyl]oxy}methylene)octahydro-1(2h)-naphthalenone-1mg
    Add to Cart The item has been added
    T240230-1EA

    (2E 4AS 8AR)-8A-METHYL-2-({[(2E)-3-(TRIMETHYLSILYL)-2-PROPENYL]OXY}METHYLENE)OCTAHYDRO-1(2H)-NAPHTHALENONE-1MG

    Price: $100.62
    List Price: $111.79
    Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.
    SKUT240230-1EA
    MFR. NameSigma-Aldrich
    Catalog No. C005B-293050
    Pack Size 1 MG
    Price:
    Price: $100.62
    List Price: $111.79
    Quantity:
     
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  • (2e 4e 7s)-7-{[tert-butyl(diphenyl)silyl]oxy}-2 4-nonadien-8-yn-1-ol-25mg
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    T291331-1EA

    (2E 4E 7S)-7-{[TERT-BUTYL(DIPHENYL)SILYL]OXY}-2 4-NONADIEN-8-YN-1-OL-25MG

    Price: $182.82
    List Price: $203.13
    Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.
    SKUT291331-1EA
    MFR. NameSigma-Aldrich
    Catalog No. C005B-290257
    Pack Size 25 MG
    Price:
    Price: $182.82
    List Price: $203.13
    Quantity:
     
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  • (2e 4e)-4-benzylidene-5-methyl-3-(1-methylethylidene)-2-pyrrolidinylidenesulfamoyl chloride-1mg
    Add to Cart The item has been added
    T178632-1EA

    (2E 4E)-4-BENZYLIDENE-5-METHYL-3-(1-METHYLETHYLIDENE)-2-PYRROLIDINYLIDENESULFAMOYL CHLORIDE-1MG

    Price: $100.62
    List Price: $111.79
    Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.
    SKUT178632-1EA
    MFR. NameSigma-Aldrich
    Catalog No. C005B-296942
    Pack Size 1 MG
    Price:
    Price: $100.62
    List Price: $111.79
    Quantity:
     
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  • (2e 4e)-6-methyl-2 4-heptadien-1-ol-5mg
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    T265454-1EA

    (2E 4E)-6-METHYL-2 4-HEPTADIEN-1-OL-5MG

    Price: $302.25
    List Price: $335.84
    Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.
    SKUT265454-1EA
    MFR. NameSigma-Aldrich
    Catalog No. C005B-291634
    Pack Size 5 MG
    Price:
    Price: $302.25
    List Price: $335.84
    Quantity:
     
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  • (2e 4r 6s)-4 6-dimethyl-2 7-octadien-1-ol-1mg
    Add to Cart The item has been added
    T269328-1EA

    (2E 4R 6S)-4 6-DIMETHYL-2 7-OCTADIEN-1-OL-1MG

    Price: $302.25
    List Price: $335.84
    Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.
    SKUT269328-1EA
    MFR. NameSigma-Aldrich
    Catalog No. C005B-291367
    Pack Size 1 MG
    Price:
    Price: $302.25
    List Price: $335.84
    Quantity:
     
    The item has been added
  • (2e 4s 6s)-4 6-dimethyl-2-octenoic acid-1mg
    Add to Cart The item has been added
    T257095-1EA

    (2E 4S 6S)-4 6-DIMETHYL-2-OCTENOIC ACID-1MG

    Price: $100.62
    List Price: $111.79
    Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.
    SKUT257095-1EA
    MFR. NameSigma-Aldrich
    Catalog No. C005B-292186
    Pack Size 1 MG
    Price:
    Price: $100.62
    List Price: $111.79
    Quantity:
     
    The item has been added
  • (2e 6r)-8-{[tert-butyl(dimethyl)silyl]oxy}-2 6-dimethyl-2-octen-1-ol-1mg
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    T243647-1EA

    (2E 6R)-8-{[TERT-BUTYL(DIMETHYL)SILYL]OXY}-2 6-DIMETHYL-2-OCTEN-1-OL-1MG

    Price: $182.82
    List Price: $203.13
    Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.
    SKUT243647-1EA
    MFR. NameSigma-Aldrich
    Catalog No. C005B-292858
    Pack Size 1 MG
    Price:
    Price: $182.82
    List Price: $203.13
    Quantity:
     
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  • (2e)-1 1 4a-trimethyl-3 4 4a 5 6 7-hexahydro-2(1h)-naphthalenone semicarbazone-5mg
    Add to Cart The item has been added
    T169455-1EA

    (2E)-1 1 4A-TRIMETHYL-3 4 4A 5 6 7-HEXAHYDRO-2(1H)-NAPHTHALENONE SEMICARBAZONE-5MG

    Price: $182.82
    List Price: $203.13
    Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.
    SKUT169455-1EA
    MFR. NameSigma-Aldrich
    Catalog No. C005B-297513
    Pack Size 5 MG
    Price:
    Price: $182.82
    List Price: $203.13
    Quantity:
     
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  • (2e)-1-(3-bromophenyl)-3-phenyl-2-propen-1-one-25mg
    Add to Cart The item has been added
    T288985-1EA

    (2E)-1-(3-BROMOPHENYL)-3-PHENYL-2-PROPEN-1-ONE-25MG

    Price: $182.82
    List Price: $203.13
    Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.
    SKUT288985-1EA
    MFR. NameSigma-Aldrich
    Catalog No. C005B-290353
    Pack Size 25 MG
    Price:
    Price: $182.82
    List Price: $203.13
    Quantity:
     
    The item has been added

About Chemical Reagents & Chromatography

Cenmed Enterprises provides a comprehensive selection of Chemical Reagents & Chromatography products sourced from leading global manufacturers. Our catalog spans research-grade reagents, certified standards, and specialty compounds used across clinical, academic, and industrial laboratories worldwide.

With decades of expertise in laboratory supply distribution, we offer competitive pricing, reliable stock availability, and dedicated technical support. Whether you need small quantities for research or bulk orders for manufacturing, our team is ready to assist with sourcing, compliance documentation, and logistics.

Frequently Asked Questions

  • What documentation is provided with orders?

    All orders include a Certificate of Analysis (CoA), Safety Data Sheet (SDS), and a packing slip. Additional regulatory or compliance documentation can be requested at the time of order for products requiring special handling or import/export certification.

  • What is the minimum order quantity?

    Minimum order quantities vary by product and are listed on each product page. For bulk or custom quantity orders, please contact our sales team at 732-447-1100 or request a quote online for custom pricing.

  • How long does shipping take?

    Standard orders ship within 1–3 business days from our New Jersey distribution center. Expedited and international shipping options are available. Hazardous materials ship in compliance with IATA/DOT regulations and may require additional lead time.

  • Can I return a product?

    We accept returns on non-hazardous, unopened products within 30 days of delivery. Controlled substances, refrigerated items, and custom orders are non-returnable. To initiate a return, please complete the return request form and submit it to our customer service team for approval. Returns will be processed once your request has been reviewed and authorized.

  • Do you offer volume discounts?

    Yes. Volume pricing is available for most products in our catalog. Contact our sales team or use the "Request a Quote" feature to get custom pricing for your organization based on your annual purchase volume and specific product needs.