ChemicalBook >> CAS DataBase List >>1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI)

1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI)

CAS No.
171919-36-1
Chemical Name:
1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI)
Synonyms
1-methylpyrrolo[2,3-b]pyridine-3-carbaldehyde;1-Methy-1H-Pyrrolo[2,3-b]pyridine-3-carbaldehyde;1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carboxaldehyde;1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl-;1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde 97%;1-Methyl-1H-Pyrrolo[2,3-B]Pyridine-3-Carbaldehyde(WX624086);1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI)
CBNumber:
CB51089885
Molecular Formula:
C9H8N2O
Molecular Weight:
160.17
MDL Number:
MFCD11054209
MOL File:
171919-36-1.mol
MSDS File:
SDS
Last updated:2026-05-28 01:49:02
Product description Number Pack Size Price
1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde >98% OR301278 250mg $21
1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde >98% OR301278 1g $24
1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde >98% OR301278 5g $81
1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde >98% OR301278 25g $392
1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde >98% OR301278 100g $1559

1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI) Properties

storage temp. under inert gas (nitrogen or Argon) at 2-8°C
Appearance Light yellow to yellow Solid

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313
HS Code  2933399990

1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI) price More Price(28)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Apolloscientific OR301278 1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde >98% 171919-36-1 250mg $21 2026-06-04 Buy
Apolloscientific OR301278 1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde >98% 171919-36-1 1g $24 2026-06-04 Buy
Apolloscientific OR301278 1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde >98% 171919-36-1 5g $81 2026-06-04 Buy
Apolloscientific OR301278 1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde >98% 171919-36-1 25g $392 2026-06-04 Buy
Apolloscientific OR301278 1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde >98% 171919-36-1 100g $1559 2026-06-04 Buy
Product number Packaging Price Buy
OR301278 250mg $21 Buy
OR301278 1g $24 Buy
OR301278 5g $81 Buy
OR301278 25g $392 Buy
OR301278 100g $1559 Buy

1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI) Chemical Properties,Uses,Production

Synthesis

1-Methyl-1H-pyrrolo[2,3-b]pyridine

27257-15-4

N,N-Dimethylformamide

68-12-2

1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI)

171919-36-1

b) Synthesis of 1-methyl-1H-pyrrolo[2,3-b]pyridine-3-carboxaldehyde: Phosphorus trichloride (1.2 g, 7.9 mmol) was slowly added dropwise to 10 mL of N,N-dimethylformamide at 0 °C with stirring. After the dropwise addition, stirring was continued for 10 minutes. Subsequently, a solution of 1-methyl-7-azaindole (0.95 g, 7.2 mmol) dissolved in 5 mL of N,N-dimethylformamide was added over 1 min. The reaction mixture was stirred at 0°C for 1 hour, followed by warming to 60°C and continued stirring for 30 minutes. Upon completion of the reaction, the mixture was poured into water, adjusted to alkaline with aqueous sodium bicarbonate and extracted three times with ethyl acetate. The organic layers were combined, washed with water, dried over anhydrous sodium sulfate, filtered and concentrated under reduced pressure. The crude product was obtained as 0.85 g in 74% yield, and the purity met the requirements of the subsequent reaction.1H NMR (300MHz, CDCl3) δ: 9.99 (s, 1H), 8.55 (m, 1H), 8.44 (m, 1H), 7.84 (s, 1H), 7.27 (m, 1H), 3.97 (s, 3H).

References

[1] Chemical and pharmaceutical bulletin, 1995, vol. 43, # 8, p. 1351 - 1357
[2] Patent: WO2005/66132, 2005, A1. Location in patent: Page/Page column 66
[3] Heteroatom Chemistry, 2011, vol. 22, # 2, p. 148 - 157
[4] Patent: WO2009/3003, 2008, A2. Location in patent: Page/Page column 61-62
[5] Bioorganic and Medicinal Chemistry, 2012, vol. 20, # 3, p. 1201 - 1212

1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI) Preparation Products And Raw materials

1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI) Suppliers

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View Lastest Price from 1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI) manufacturers

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1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI) pictures 2019-12-23 1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI)
171919-36-1
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1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI) Spectrum

1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- (9CI) 1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carboxaldehyde 1-Methy-1H-Pyrrolo[2,3-b]pyridine-3-carbaldehyde 1-Methyl-1H-Pyrrolo[2,3-B]Pyridine-3-Carbaldehyde(WX624086) 1-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde 97% 1-methylpyrrolo[2,3-b]pyridine-3-carbaldehyde 1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 1-methyl- 171919-36-1 ALDEHYDE