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1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose

CAS 198965-05-8C12H18O6Chemical Synthesis

1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose (CAS 198965-05-8), molecular formula C12H18O6, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.

IUPAC
Shi epoxidation catalyst enantiomer
Synonyms
3-hexodiulo-26-pyranose198965-05-8
1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose
Asymmetric SynthesisChemical SynthesisChiral CatalystsLigandsand ReagentsEpoxidation
01 /Properties
Molecular weight258.27
Empirical formulaC12H18O6
Optical activity[α]22/D +111.0°, c = 0.5 in chloroform
ApplicationReactant for:• Diastereoselective synthesis of a-tocopherol via Shi epoxidation1• Synthesis of benzimidazole-based analogs of epothilone A with anticancer activity2Catalyst for:• Preparation of microtubule-stabilizing and antitumor active analogs of epothilone3• Synthesis of (+)-aurilol via regio- and stereocontrolled A-D ether ring formations4
Melting point98-104 °C
02 /Safety & handling
Harmful / irritant
Harmful / irritant
Warning

Hazard statements

  • H302Harmful if swallowed
Water hazard class (WGK, DE)1
Hazard codes (EU)Xn
Risk statements (R)22

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

03 /Identifiers & registry
CAS number
198965-05-8
04 /Quality & supply

Documentation

Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS 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.

05 /Frequently asked questions

What is 1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose?

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1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose (CAS 198965-05-8), molecular formula C12H18O6, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.

What grades of 1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.

What is the CAS number and molecular formula of 1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose?

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1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose has CAS number 198965-05-8 and molecular formula C12H18O6. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for 1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose?

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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.

Do you provide a Certificate of Analysis (CoA) with each shipment?

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Yes. Every batch of 1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.

How should 1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose be stored?

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Store 1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.

What is 1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose used for?

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1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.

How do I request a quote for 1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose?

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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.

Need 1,2:4,5-Bis-O-(isopropylidene)-β-L-erythro-2,3-hexodiulo-2,6-pyranose in a specific grade or volume?

Request a quote