(-)-Taddol

(-)-Taddol
  • CAS No.:93379-48-7

Important Notice

  1. This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
  2. This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
  3. The purchaser must not use this product, or supply it to another party, for personal consumption, sports or fitness, weight loss, health supplements, food, or animal feed.
Other grades of this product :
(-)-Taddol Basic information
Product Name:(-)-Taddol
Synonyms:(4R,5R)-4,5-BIS(DIPHENYLHYDROXYMETHYL)-2,2-DIMETHYL-1,3-DIOXOLANE;(4R,5R)-4,5-BIS(DIPHENYLHYDROXYMETHYL)-2,2-DIMETHYL-DIOXOLANE;(-)-4,5-BIS[HYDROXY(DIPHENYL)METHYL]-2,2-DIMETHYL-1,3-DIOXOLANE;(R,R)-TADDOL;(R,R)-(-)-2,3-O-ISOPROPYLIDENE-1,1,4,4-TETRAPHENYL-L-THREITOL;(-)-TADDOL;TADDOL;SEEBACH REAGENT
CAS:93379-48-7
MF:C31H30O4
MW:466.58
EINECS:
Product Categories:Asymmetric Synthesis;Biochemistry;Dioxanes & Dioxolanes;Dioxolanes;O-Substituted Sugars;Sugar Alcohols;chiral;Sugars;Synthetic Organic Chemistry;CHIRAL CHEMICALS;Chiral Oxygen;TADDOL Series
Mol File:93379-48-7.mol
(-)-Taddol Chemical Properties
Melting point 193-195 °C(lit.)
alpha -65.5 º (c=1, CHCl3)
Boiling point 489.39°C (rough estimate)
density 1.0864 (rough estimate)
refractive index -69 ° (C=1, CHCl3)
storage temp. Inert atmosphere,Room Temperature
pka12.28±0.29(Predicted)
form Powder
color white
optical activity[α]19/D 62.6°, c = 1 in chloroform
BRN 3657855
InChIKeyRNSJHECWLNVNFE-KYJUHHDHSA-N
CAS DataBase Reference93379-48-7(CAS DataBase Reference)
Safety Information
Hazard Codes Xi,Xn
Risk Statements 36/38-36/37/38-20/21/22
Safety Statements 24/25-36-26
WGK Germany 3
HS Code 29329970
MSDS Information
ProviderLanguage
(-)-Taddol English
SigmaAldrich English
ACROS English
(-)-Taddol Usage And Synthesis
Chemical Propertieswhite to light yellow crystal powde
UsesHydrogen-bonding organocatalyst examined in terms of acidity, deprotonation enthalpies and hydrogen bondingCatalyst involved in synthesis of cyclopropylamines via addition reactions of Grignard reagents to amidesReactant or reagent involved in:
  • Enantioswitching of catalytic asymmetric hydroboration
  • Synthesis of derivative ligands for asymmetric hydroformylation of alkenes
  • Amide-directed catalytic asymmetric hydroboration of trisubstituted alkenes
  • Addition of deactivated alkyl Grignard reagents to aldehydes
(-)-Taddol Preparation Products And Raw materials
Raw materialsEthyl acetate-->Methanol-->Tetrahydrofuran-->Dichloromethane-->p-Toluenesulfonic acid-->Bromobenzene-->D-Tartaric acid

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