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API Impurities

(-)-Dihydroquinine

Reference StandardAvailable on request

Order (-)-Dihydroquinine (CAS 522-66-7) online at Zemixal: C20H26N2O2, COA and SDS with every lot, worldwide shipping. Part of our API Impurities range.

Pack sizes
(-)-Dihydroquinine chemical structure
CAS number522-66-7
FormulaC20H26N2O2
Molar mass326.4 g/mol
Physical formSolid
HS code38229090
InChIKeyLJOQGZACKSYWCH-WZBLMQSHSA-N
IUPAC name(R)-[(2S,4S,5R)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]-(6-methoxyquinolin-4-yl)methanol

About (-)-Dihydroquinine

Analytical teams working on Quinine use (-)-Dihydroquinine as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 522-66-7, formula C20H26N2O2 and molar mass 326.4 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Storage and safety notes

Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Quinine

See every impurity, metabolite and related compound we list for this API.

Quinine standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Specifications and identifiers

Specifications of (-)-Dihydroquinine
Product name(-)-Dihydroquinine
Catalogue numberZX-026613
CAS number522-66-7
IUPAC name(R)-[(2S,4S,5R)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]-(6-methoxyquinolin-4-yl)methanol
Molecular formulaC20H26N2O2
Molar mass326.4 g/mol
Exact mass326.1994
GradeReference Standard
Physical formSolid
XLogP33.1
H-bond donors / acceptors1 / 4
Topological polar surface area45.6 Ų
HS code38229090
InChIKeyLJOQGZACKSYWCH-WZBLMQSHSA-N
SMILESCC[C@H]1CN2CC[C@H]1C[C@H]2[C@@H](C3=C4C=C(C=CC4=NC=C3)OC)O
PubChem CID121515
Synonyms10,11-dihydroquinine, (-)-hydroquinine, (-)-10,11-dihydroquinine, Cinchonan-9-ol, 10,11-dihydro-6'-methoxy-, (8alpha,9R)-, (R)-((1S,2S,4S,5R)-5-ethyl-1-azabicyclo(2.2.2)octan-2-yl)(6-methoxyquinolin-4-yl)methanol, (1R)-((2S,4S,5R)-5-Ethylquinuclidin-2-yl)(6-methoxyquinolin-4-yl)methanol, (R)-((1S,2S,4S,5R)-5-ethylquinuclidin-2-yl)(6-methoxyquinolin-4-yl)methanol, (R)-[(2S,4S,5R)-5-ethylquinuclidin-2-yl]-(6-methoxy-4-quinolyl)methanol, (8alpha,9R)-10,11-Dihydro-6'-methoxycinchonan-9-ol, Hydrochinin, Quinine, 10,11-dihydro-

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of (-)-Dihydroquinine
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about (-)-Dihydroquinine

Which CAS number identifies (-)-Dihydroquinine?
(-)-Dihydroquinine is registered under CAS 522-66-7. You may also see it listed as 10,11-dihydroquinine, (-)-hydroquinine, (-)-10,11-dihydroquinine. Our catalogue number for this item is ZX-026613.
What are the formula and molar mass of (-)-Dihydroquinine?
For (-)-Dihydroquinine, its formula is C20H26N2O2 and its molar mass is 326.4 g/mol. The systematic (IUPAC) name is (R)-[(2S,4S,5R)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]-(6-methoxyquinolin-4-yl)methanol. InChIKey LJOQGZACKSYWCH-WZBLMQSHSA-N lets you match it in any structure database.
How is (-)-Dihydroquinine used in pharmaceutical QC?
(-)-Dihydroquinine is a characterised reference material linked to Quinine. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for (-)-Dihydroquinine?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with (-)-Dihydroquinine?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship (-)-Dihydroquinine to my country?
Yes. Because (-)-Dihydroquinine is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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