Purity | Size | Price | VIP Price | USA Stock *0-1 Day | Global Stock *5-7 Days | Quantity | ||||||
{[ item.p_purity ]} | {[ item.pr_size ]} | Inquiry |
{[ getRatePrice(item.pr_usd, 1,1,item.pr_is_large_size_no_price) ]} {[ getRatePrice(item.pr_usd,item.pr_rate,1,item.pr_is_large_size_no_price) ]} |
{[ getRatePrice(item.pr_usd, 1,1,item.pr_is_large_size_no_price) ]} | Inquiry {[ getRatePrice(item.pr_usd,item.pr_rate,item.mem_rate,item.pr_is_large_size_no_price) ]} {[ getRatePrice(item.pr_usd,1,item.mem_rate,item.pr_is_large_size_no_price) ]} | {[ item.pr_usastock ]} | in stock Inquiry - | {[ item.pr_chinastock ]} | {[ item.pr_remark ]} in stock Inquiry - | Login | Inquiry |
Please Login or Create an Account to: See VIP prices and availability
CAS No. : | 81779-27-3 | MDL No. : | MFCD05864721 |
Formula : | C9H7NO2 | Boiling Point : | - |
Linear Structure Formula : | - | InChI Key : | QLBZIZLLMNWTHG-UHFFFAOYSA-N |
M.W : | 161.16 | Pubchem ID : | 9815282 |
Synonyms : |
4-Hydroxyindole-3-carboxaldehyde
|
Signal Word: | Warning | Class: | N/A |
Precautionary Statements: | P261-P305+P351+P338 | UN#: | N/A |
Hazard Statements: | H315-H319-H335 | Packing Group: | N/A |
GHS Pictogram: |
![]() |
* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
74% | With dmap; In acetonitrile; at 0℃; for 3h; | EXAMPLE 2 OF REFERENCE 3-Formyl-4-hydroxyindole-1-carboxylic Acid tert-butyl Ester (2-1) (R7=R11=H) A mixture of the 3-formyl-4-hydroxyindole (1-1) 323 mg, di-tert-butyldicarbonate 458 mg, dimethylaminopyridine 12.5 mg and acetonitrile 25 ml was stirred under cooling in ice for 3 h.The solvent was removed under reduced pressure and the residue obtained was recrystallized from acetone-isopropyl ether to give the titled compound as pale yellow crystals, m.p. 159-161 C.(dec.), 389 mg.Yield 74%. 1H-NMR(CDCl3): 1.71 (9H, s), 6.84 (1H, dd, J=8.1, 0.9 Hz), 7.31 (1H, t, J=8.1 Hz), 7.61 (1H, dd, J=8.1, 0.9 Hz), 8.25 (1H, s), 9.76 (1H, d, J=0.6 Hz), 10.13 (1H, s). |