ChemicalBook >> CAS DataBase List >>1H-Benzimidazole-6-carboxaldehyde, 1-methyl- (9CI)

1H-Benzimidazole-6-carboxaldehyde, 1-methyl- (9CI)

CAS No.
181867-19-6
Chemical Name:
1H-Benzimidazole-6-carboxaldehyde, 1-methyl- (9CI)
Synonyms
3-methylbenzimidazole-5-carbaldehyde;1-Methylbenzimidazole-6-carbaldehyde;3-methyl-5-benzimidazolecarboxaldehyde;1-Methyl-1h-benzimidazole-6-carboxaldehyde;1-Methyl-1H-1,3-benzodiazole-6-carbaldehyde;1H-Benzimidazole-6-carboxaldehyde, 1-methyl-;1-Methyl-1H-benzo[d]imidazole-6-carbaldehyde;1H-Benzimidazole-6-carboxaldehyde, 1-methyl- (9CI)
CBNumber:
CB81089699
Molecular Formula:
C9H8N2O
Molecular Weight:
160.17
MDL Number:
MFCD11977687
MOL File:
181867-19-6.mol
MSDS File:
SDS
Last updated:2025-07-24 18:13:44
Product description Number Pack Size Price
1-Methyl-1H-benzo[D]imidazole-6-carbaldehyde M223153 50mg $175
1-Methyl-1H-benzo[d]imidazole-6-carbaldehyde W3947 250mg $384
1-Methyl-1H-benzo[d]imidazole-6-carbaldehyde 95+% 073419 250mg $878
1H-BENZIMIDAZOLE-6-CARBOXALDEHYDE, 1-METHYL- 95.00% CHM0078016 250MG $1543.08
1-Methyl-1H-benzo[d]imidazole-6-carbaldehyde 95+% 073419 1g $1956

1H-Benzimidazole-6-carboxaldehyde, 1-methyl- (9CI) Properties

Boiling point 336.9±34.0 °C(Predicted)
Density 1.21±0.1 g/cm3(Predicted)
pka 4.41±0.10(Predicted)

1H-Benzimidazole-6-carboxaldehyde, 1-methyl- (9CI) price More Price(10)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC M223153 1-Methyl-1H-benzo[D]imidazole-6-carbaldehyde 181867-19-6 50mg $175 2021-12-16 Buy
AK Scientific W3947 1-Methyl-1H-benzo[d]imidazole-6-carbaldehyde 181867-19-6 250mg $384 2021-12-16 Buy
Matrix Scientific 073419 1-Methyl-1H-benzo[d]imidazole-6-carbaldehyde 95+% 181867-19-6 250mg $878 2021-12-16 Buy
American Custom Chemicals Corporation CHM0078016 1H-BENZIMIDAZOLE-6-CARBOXALDEHYDE, 1-METHYL- 95.00% 181867-19-6 250MG $1543.08 2021-12-16 Buy
Matrix Scientific 073419 1-Methyl-1H-benzo[d]imidazole-6-carbaldehyde 95+% 181867-19-6 1g $1956 2021-12-16 Buy
Product number Packaging Price Buy
M223153 50mg $175 Buy
W3947 250mg $384 Buy
073419 250mg $878 Buy
CHM0078016 250MG $1543.08 Buy
073419 1g $1956 Buy

1H-Benzimidazole-6-carboxaldehyde, 1-methyl- (9CI) Chemical Properties,Uses,Production

Synthesis

Formic acid

64-18-6

4-aMino-3-(MethylaMino)benzonitrile

64910-49-2

1H-Benzimidazole-6-carboxaldehyde, 1-methyl- (9CI)

181867-19-6

(d) Synthesis of 1-methyl-1H-benzimidazole-6-carbaldehyde: 4-amino-3-(methylamino)benzonitrile (0.40 g, 2.72 mmol) was dissolved in formic acid (9 mL) and the mixture was heated to 100 °C and maintained for 2 hours. After the reaction was completed, the mixture was cooled to room temperature, nickel ruanne (0.4 g) and water (2 mL) were added, and the mixture was again heated to 100 °C and maintained for 1 hour. Subsequently, the reaction mixture was filtered through diatomaceous earth while hot, the filter cake was washed with methanol, the filtrates were combined and concentrated under reduced pressure. Water (1 mL) was added to the concentrated residue and saturated sodium bicarbonate solution was added slowly and dropwise to neutral. The precipitated solid was collected by filtration, washed with water and dried to afford 1-methyl-1H-benzimidazole-6-carbaldehyde (0.412 g, 95% yield) as a tan solid, which was used directly in the subsequent reaction.1H NMR (CDCl3) data: δ 10.12 (s, 1H), 8.05 (s, 1H), 8.00 (d, J = 0.8 Hz, 1H), and 7.92 (d, J = 8.0 Hz, 1H), 7.84 (dd, J = 1.2, 8.0 Hz, 1H), 3.94 (s, 3H).

References

[1] Patent: WO2005/82901, 2005, A1. Location in patent: Page/Page column 40

64-18-6
64910-49-2
181867-19-6
Synthesis of 1H-Benzimidazole-6-carboxaldehyde, 1-methyl- (9CI) from Formic acid and 4-aMino-3-(MethylaMino)benzonitrile

1H-Benzimidazole-6-carboxaldehyde, 1-methyl- (9CI) Preparation Products And Raw materials

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1H-Benzimidazole-6-carboxaldehyde, 1-methyl- (9CI) 1-Methyl-1H-benzo[d]imidazole-6-carbaldehyde 1H-Benzimidazole-6-carboxaldehyde, 1-methyl- 1-Methyl-1H-1,3-benzodiazole-6-carbaldehyde 3-methylbenzimidazole-5-carbaldehyde 3-methyl-5-benzimidazolecarboxaldehyde 1-Methyl-1h-benzimidazole-6-carboxaldehyde 1-Methylbenzimidazole-6-carbaldehyde 181867-19-6 BENZIMIDAZOLE ALDEHYDE