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5-Formyl-2-methoxy-4-picoline

CAS No.
123506-66-1
Chemical Name:
5-Formyl-2-methoxy-4-picoline
Synonyms
CML-015;5-Formyl-2-methoxy-4-picoline;2-Fluoro-37-(methylthio)pyridine;6-methoxy-4-methylnicotinaldehyde;6-Methoxy-4-methyl-3-pyridinecarboxaldehyde;3-Pyridinecarboxaldehyde, 6-methoxy-4-methyl-;3-Pyridinecarboxaldehyde, 6-methoxy-4-methyl- (9CI)
CBNumber:
CB2284615
Molecular Formula:
C8H9NO2
Molecular Weight:
151.16
MDL Number:
MFCD07368879
MOL File:
123506-66-1.mol
MSDS File:
SDS
Last updated:2026-09-12 18:50:37

5-Formyl-2-methoxy-4-picoline Properties

Melting point 91-92 °C(Solv: hexane (110-54-3))
Boiling point 274.2±35.0 °C(Predicted)
Density 1.123±0.06 g/cm3(Predicted)
storage temp. under inert gas (nitrogen or Argon) at 2-8°C
pka 2.25±0.18(Predicted)
Appearance White to off-white Solid

5-Formyl-2-methoxy-4-picoline price More Price(26)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Biosynth YEA50666 5-Formyl-2-methoxy-4-picoline 123506-66-1 5g $413 2026-06-05 Buy
ACHEMBLOCK Q66658 6-methoxy-4-methylnicotinaldehyde 97% 123506-66-1 25G $270 2026-05-27 Buy
Crysdot CD11319793 6-Methoxy-4-methylnicotinaldehyde 95% 123506-66-1 5g $594 2026-05-27 Buy
AOBChem A14129 5-Formyl-2-methoxy-4-picoline ≥97% 123506-66-1 500mg $30 2026-05-26 Buy
AOBChem A14129 5-Formyl-2-methoxy-4-picoline ≥97% 123506-66-1 1g $42 2026-05-26 Buy
Product number Packaging Price Buy
YEA50666 5g $413 Buy
Q66658 25G $270 Buy
CD11319793 5g $594 Buy
A14129 500mg $30 Buy
A14129 1g $42 Buy

5-Formyl-2-methoxy-4-picoline Chemical Properties,Uses,Production

Synthesis

N,N-Dimethylformamide

68-12-2

5-Bromo-2-methoxy-4-methylpyridine

164513-39-7

5-FORMYL-2-METHOXY-4-PICOLINE

123506-66-1

General procedure for the synthesis of 5-formyl-2-methoxy-4-methyl-4-methylpyridine from 2-methoxy-4-methyl-5-bromopyridine and N,N-dimethylformamide: 5-bromo-2-methoxy-4-methylpyridine (2.6 g, 13 mmol) was dissolved in anhydrous THF (40 mL) and cooled to -70 °C under argon protection. A hexane solution of 1.6 M n-butyllithium (8.1 mL, 14 mmol) was slowly added over 10 min with stirring. The reaction temperature was maintained at -70 °C and stirring was continued for 30 min. Subsequently, anhydrous DMF (1.2 mL, 15 mmol) was added in batches, keeping the temperature constant. After addition, stirring was continued at -70 °C for 30 min, then brought to room temperature and stirred overnight. Upon completion of the reaction, the reaction was quenched with 1 M hydrochloric acid (40 mL) and subsequently extracted three times with tert-butyl methyl ether (TBME). The organic phases were combined, washed with brine, dried over anhydrous sodium sulfate, filtered and concentrated. Purification by column chromatography using tert-butyl methyl ether-light petroleum ether (1:1) as eluent afforded 1.8 g (91% yield) of 5-formyl-2-methoxy-4-methylpyridine as a light yellow solid.LC-MS m/z 152 (M + 1); 1H NMR (CDCl3) δ 10.1 (s, 1H), 8.55 (s, 1H), 6.61 ( s, 1H), 4.05 (s, 3H), 2.60 (s, 3H) ppm.

References

[1] Patent: WO2006/65215, 2006, A1. Location in patent: Page/Page column 19; 35
[2] Synthetic Communications, 2009, vol. 39, # 17, p. 3060 - 3068
[3] Patent: WO2015/158427, 2015, A1. Location in patent: Page/Page column 84; 85

5-Formyl-2-methoxy-4-picoline Preparation Products And Raw materials

Global( 70)Suppliers
Supplier Tel Email Country ProdList Advantage
Tetranov Biopharm 13526569071 sales@leadmedpharm.com China 7882 64
SynAsst Chemical. 021-60343070 China 12731 55
Anichem Inc. 0512-69369885 sales@anichem.com.cn China 493 55
Shanghai Hong-chuang Pharma Tech Co., Ltd. 18151128828 hc-sales@foxmail.com China 2635 55
Porse Fine Chemical Co.,LTD 20-66003216 18666003216 info@porsefinechemical.com China 1964 62
Cool Pharm, Ltd 021-60455363 18019463053 sales@coolpharm.com China 8455 58
Hangzhou Milestone Pharmtech Co., Ltd. 0571-82896630 18969958410 sales_hz@milestonepharmtech.com China 4906 55
ShangHai Angti Biotechnology Co., Ltd. 13764913901 info@angtibio.com China 4975 55
Hubei Chuangliankangcheng Pharmaceutical Co., Ltd. 027-65388397 18164111589 3321478047@qq.com China 2002 55
ShangHai Siyan Biological Technology Co., Ltd. 021-50908862,442785678,326799392 18721037013 siyansales@126.com China 9612 58

View Lastest Price from 5-Formyl-2-methoxy-4-picoline manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
5-Formyl-2-methoxy-4-picoline pictures 2025-12-24 5-Formyl-2-methoxy-4-picoline
123506-66-1
1KG 99.0% 1000 tons Shaanxi Dideu Medichem Co. Ltd
5-FORMYL-2-METHOXY-4-PICOLINE pictures 2020-01-14 5-FORMYL-2-METHOXY-4-PICOLINE
123506-66-1
$9.80 1g ≥99% 100kg Career Henan Chemical Co

5-Formyl-2-methoxy-4-picoline Spectrum

3-Pyridinecarboxaldehyde, 6-methoxy-4-methyl- (9CI) 6-methoxy-4-methylnicotinaldehyde 6-Methoxy-4-methyl-3-pyridinecarboxaldehyde CML-015 3-Pyridinecarboxaldehyde, 6-methoxy-4-methyl- 2-Fluoro-37-(methylthio)pyridine 5-Formyl-2-methoxy-4-picoline 123506-66-1 ALDEHYDE Pyridine