664073

(S)-(+)-2,3,7,7a-Tetrahydro-7a-methyl-1H-indene-1,5(6H)-dione

97%

• Synonym(s): (+)-5,6,7,8-Tetrahydro-8-methylindan-1,5-dione, (+)-7,7a-Dihydro-7α, β-methyl-1,5(6H)-indandione, (S)-(+)-Hajos-Parrish diketone, (S)-Hajos dione, (S)-Hajos ketone, (S)-Hajos-Wiechert ketone
• Empirical Formula (Hill Notation): C₁₀H₁₂O₂
• CAS Number: 17553-86-5
• Molecular Weight: 164.20
• Beilstein/REAXYS Number: 1619112
• MDL number: MFCD00012272
• UNSPSC Code: 12352115
• PubChem Substance ID: 24884676
• NACRES: NA.22

Properties

• assay: 97%
• form: solid
• mp: 57-64 °C
• SMILES string: C[C@]12CCC(=O)C=C1CCC2=O
• InChI: 1S/C10H12O2/c1-10-5-4-8(11)6-7(10)2-3-9(10)12/h6H,2-5H2,1H3/t10-/m0/s1
• InChI key: FNYAZSZTENLTRT-JTQLQIEISA-N

Description

Application

(S)-(+)-Hajos-Parrish diketone can be used as a reactant in:

• The total synthesis of steroidal alkaloids cortistatins.
• The stereoselective preparation of hydroanthracenol and related polycyclic compounds via Ti(Oi-Pr)₄-promoted photoenolization Diels-Alder reaction.
• The synthesis of γ,γ-disubstituted allyldiboron compounds by reacting with allylic 1,1-diboronate reagents via Cu-catalyzed borylation and 1,2-addition reaction.

Safety Information

• pictograms: GHS06
• signalword: Danger
• hcodes: H301,H315,H317,H319,H335
• pcodes: P280 - P301 + P310 + P330 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Oral - Eye Irrit. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Faceshields, Gloves