4-Dimethylamino-2-nitrobenzaldehyde
4-Dimethylamino-2-nitrobenzaldehyde (CAS 56670-20-3) is an organic compound with the linear formula (CH3)2NC6H3(NO2)CHO and a molecular weight of 194.19 g/mol. This yellow solid is primarily utilised as a chemical intermediate and building block in organic synthesis. Its reactive aldehyde group and nitro-substituted aromatic ring make it valuable for constructing more complex molecular architectures in research and development settings.

Organic Synthesis Intermediate
Serves as a key building block in the synthesis of diverse organic molecules. The presence of both an aldehyde and a nitro group allows for various chemical transformations.
Research and Development
Utilised in academic and industrial research laboratories for the development of new compounds and materials. Its structure is amenable to derivatisation for exploring novel chemical entities.
Fine Chemical Production
Employed in the multi-step synthesis of fine chemicals, potentially including precursors for dyes, pharmaceuticals, or agrochemicals where its specific functional groups are required.
| Molecular weight | 194.19 |
|---|---|
| Linear formula | (CH3)2NC6H3(NO2)CHO |
| Assay | 97% |
| Melting point | 117 °C (dec.)(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4-Dimethylamino-2-nitrobenzaldehyde used for?
+
4-Dimethylamino-2-nitrobenzaldehyde (CAS 56670-20-3) is primarily used as a chemical intermediate and building block in organic synthesis for research and development and fine chemical production.
What is the CAS number and formula for 4-Dimethylamino-2-nitrobenzaldehyde?
+
The CAS number is 56670-20-3 and the linear formula is (CH3)2NC6H3(NO2)CHO.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 4-Dimethylamino-2-nitrobenzaldehyde with an assay of 97%. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeial grade.
How should 4-Dimethylamino-2-nitrobenzaldehyde be handled?
+
According to GHS, this compound is a Warning and causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure adequate ventilation.
Is 4-Dimethylamino-2-nitrobenzaldehyde a controlled substance?
+
The provided data does not indicate that 4-Dimethylamino-2-nitrobenzaldehyde (CAS 56670-20-3) is a controlled substance.
How is 4-Dimethylamino-2-nitrobenzaldehyde packed and shipped?
+
Tech Serve Solutions exports fine chemicals globally. Packing and shipping are conducted according to international regulations for chemical substances.
How can I request a sample or quote for 4-Dimethylamino-2-nitrobenzaldehyde?
+
Please contact our sales department through the website or by phone to request a sample or a quotation for 4-Dimethylamino-2-nitrobenzaldehyde (CAS 56670-20-3).
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis