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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.

  
  • (2r,5r)-(1r,2s,5r)-2-isopropyl-5-methylcyclohexyl 5-hydroxy-1,3-oxathiolane-2-carboxylate (c09-1595-569)
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    I728389-5g
    (2R,5R)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl 5-hydroxy-1,3-oxathiolane-2-carboxylate.
    SKUI728389-5g
    MFR. NameAladdin Scientific
    Catalog No. C007B-526323
    Pack Size 1 EA
    Price:
    Price: $21.80
    List Price: $24.22
    Quantity:
     
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  • (2r,5r)-rel-2,5-dimethylpiperazine
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    R692833-1g

    (2R,5R)-rel-2,5-Dimethylpiperazine

    Price: $3,155.73
    List Price: $3,506.36
    (2R,5R)-rel-2,5-Dimethylpiperazine.
    SKUR692833-1g
    MFR. NameAladdin Scientific
    Catalog No. C007B-493155
    Pack Size 1 EA
    Price:
    Price: $3,155.73
    List Price: $3,506.36
    Quantity:
     
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  • (2rs)-2-(3 4-dimethoxyphenyl)-3-methylbutanenitrile
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    PHR2616-100MG

    (2RS)-2-(3 4-DIMETHOXYPHENYL)-3-METHYLBUTANENITRILE

    Price: $1,160.08
    List Price: $1,288.98
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    SKUPHR2616-100MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434799
    Pack Size 100 MG
    Price:
    Price: $1,160.08
    List Price: $1,288.98
    Quantity:
     
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  • chlorphenamine impurity d
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    PHR2103-100MG

    (2RS)-2-(4-CHLOROPHENYL)-4-(DIMETHYLAMINO)-2-(PYRIDIN-2-YL)BUTANENITRILE

    Price: $2,733.27
    List Price: $3,036.96
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    SKUPHR2103-100MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-435191
    Pack Size 100 MG
    Price:
    Price: $2,733.27
    List Price: $3,036.96
    Quantity:
     
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  • (2rs)-2-(4-formylphenyl)propanoic acid
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    PHR3324-50MG

    (2RS)-2-(4-FORMYLPHENYL)PROPANOIC ACID

    Price: $1,152.60
    List Price: $1,280.67
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    SKUPHR3324-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434305
    Pack Size 50 MG
    Price:
    Price: $1,152.60
    List Price: $1,280.67
    Quantity:
     
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  • (2rs)-2-(4-formylphenyl)propionic acid
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    79895-50MG

    (2RS)-2-(4-FORMYLPHENYL)PROPIONIC ACID

    Price: $595.48
    List Price: $661.64
    (2RS)-2-(4-Formylphenyl)propionic acid
    SKU79895-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-039864
    Pack Size 50 MG
    Price:
    Price: $595.48
    List Price: $661.64
    Quantity:
     
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  • (2rs)-2-(4-methylphenyl)propanoic acid
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    PHR3321-50MG

    (2RS)-2-(4-METHYLPHENYL)PROPANOIC ACID

    Price: $1,504.37
    List Price: $1,671.52
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    SKUPHR3321-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434308
    Pack Size 50 MG
    Price:
    Price: $1,504.37
    List Price: $1,671.52
    Quantity:
     
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  • (2rs)-2-[4-(1-hydroxy-2-methylpropyl)phenyl]propanoic acid
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    PHR3325-50MG

    (2RS)-2-[4-(1-HYDROXY-2-METHYLPROPYL)PHENYL]PROPANOIC ACID

    Price: $1,002.91
    List Price: $1,114.35
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    SKUPHR3325-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434304
    Pack Size 50 MG
    Price:
    Price: $1,002.91
    List Price: $1,114.35
    Quantity:
     
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  • (2rs)-2-ethyl-2-methylbutanedioic acid
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    PHR2452-100MG

    (2RS)-2-ETHYL-2-METHYLBUTANEDIOIC ACID

    Price: $1,743.87
    List Price: $1,937.63
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    SKUPHR2452-100MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434919
    Pack Size 100 MG
    Price:
    Price: $1,743.87
    List Price: $1,937.63
    Quantity:
     
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  • (2s 2as 4ar 5s 6ar 6bs)-5-{[tert-butyl(diphenyl)silyl]oxy}-2-methyloctahydrocyclopenta[cd]pentalen-1(2h)-one-10mg
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    T256668-1EA

    (2S 2AS 4AR 5S 6AR 6BS)-5-{[TERT-BUTYL(DIPHENYL)SILYL]OXY}-2-METHYLOCTAHYDROCYCLOPENTA[CD]PENTALEN-1(2H)-ONE-10MG

    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.
    SKUT256668-1EA
    MFR. NameSigma-Aldrich
    Catalog No. C005B-292217
    Pack Size 10 MG
    Price:
    Price: $182.82
    List Price: $203.13
    Quantity:
     
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  • (2s 3ar 7as)-1-[(2s)-2-[[(2s)-1-ethoxy-1-oxo-4-phenylbutan-2-yl]amino]propanoyl]-2 3 3a 4 5 6 7 7a-octahydroindole-2-carboxylic acid
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    PHR3146-250MG
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    SKUPHR3146-250MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434437
    Pack Size 250 MG
    Price:
    Price: $441.45
    List Price: $490.50
    Quantity:
     
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  • (2s 3as 4s 5ar 6s 7s 8as 8bs)-7-{[tert-butyl(diphenyl)silyl]oxy}-6-{2-[(4-methoxybenzyl)oxy]ethyl}-4-(methoxymethoxy)dodecahydro-as-
    Add to Cart The item has been added
    T263079-1EA
    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.
    SKUT263079-1EA
    MFR. NameSigma-Aldrich
    Catalog No. C005B-291796
    Pack Size 1 MG
    Price:
    Price: $100.62
    List Price: $111.79
    Quantity:
     
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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.