Formaldehyde 2,4-Dinitrophenylhydrazone (CAS 1081-15-8) chemical structure

VAQORA

API ImpuritiesReference StandardAvailable on request

Formaldehyde 2,4-Dinitrophenylhydrazone

Name: Formaldehyde 2,4-Dinitrophenylhydrazone
Brand: Vaqora Chemicals
SKU: VQ-027067

Synonyms: Formaldehyde-2,4-DNPH · 1-(2,4-dinitrophenyl)-2-methylenehydrazine · Methanal 2,4-dinitrophenylhydrazone · 1-(2,4-dinitrophenyl)-2-methylidenehydrazine

CAS No.1081-15-8

FormulaC₇H₆N₄O₄

Mol. weight210.15

Catalogue No.VQ-027067

PurityReference Standard

HSN38229090

Formaldehyde 2,4-Dinitrophenylhydrazone (CAS 1081-15-8) – API impurity reference standard. C7H6N4O4, MW 210.15. Vaqora Chemicals: COA, global shipping.

Pack sizesPrice on quotation · bulk available

10 mg

25 mg

50 mg

100 mg

Bulk / custom pack · kg to MT

Enquire

Batch COA with every lot

16-section GHS SDS

Export to 120+ countries

DG-compliant packing

About Formaldehyde 2,4-Dinitrophenylhydrazone

Vaqora Chemicals supplies Formaldehyde 2,4-Dinitrophenylhydrazone, an API impurity reference standard registered under CAS number 1081-15-8. The compound has the formula C7H6N4O4, corresponding to a molecular weight of 210.15 g/mol. Systematically, it is named N-(methylideneamino)-2,4-dinitroaniline. Alternative names: Formaldehyde-2,4-DNPH and 1-(2,4-dinitrophenyl)-2-methylenehydrazine.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

As a characterised impurity of the parent drug substance, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Formaldehyde 2,4-Dinitrophenylhydrazone is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Specifications & identifiers

Chemical identifiers
Product name	Formaldehyde 2,4-Dinitrophenylhydrazone
Catalogue No.	VQ-027067
CAS Number	1081-15-8
IUPAC name	N-(methylideneamino)-2,4-dinitroaniline
Molecular formula	C₇H₆N₄O₄
Molecular weight	210.15 g/mol
Exact mass	210.0389
Grade	Reference Standard
HSN code	38229090
InChIKey	UEQLSLWCHGLSML-UHFFFAOYSA-N
SMILES	C=NNC1=C(C=C(C=C1)[N+](=O)[O-])[N+](=O)[O-]
PubChem CID	70655

Physical properties
Physical form	Solid
LogP (XLogP3)	2.3
H-bond donors / acceptors	1 / 6
TPSA	116 Å²
Synonyms	Formaldehyde-2,4-DNPH, 1-(2,4-dinitrophenyl)-2-methylenehydrazine, Methanal 2,4-dinitrophenylhydrazone, 1-(2,4-dinitrophenyl)-2-methylidenehydrazine, N-(methyleneamino)-2,4-dinitro-aniline, 1081-15-8 inverted exclamation mark inverted exclamation mark, Formaldehyde-DNPH

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Formaldehyde 2,4-Dinitrophenylhydrazone?

The CAS Registry Number of Formaldehyde 2,4-Dinitrophenylhydrazone is 1081-15-8. It is also known as Formaldehyde-2,4-DNPH, 1-(2,4-dinitrophenyl)-2-methylenehydrazine, Methanal 2,4-dinitrophenylhydrazone.

What is the molecular formula and molecular weight of Formaldehyde 2,4-Dinitrophenylhydrazone?

Formaldehyde 2,4-Dinitrophenylhydrazone has the molecular formula C7H6N4O4 and a molecular weight of 210.15 g/mol. Its IUPAC name is N-(methylideneamino)-2,4-dinitroaniline.

Which grade and pack sizes of Formaldehyde 2,4-Dinitrophenylhydrazone can I order?

We supply Formaldehyde 2,4-Dinitrophenylhydrazone in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Formaldehyde 2,4-Dinitrophenylhydrazone?

Yes. Every lot of Formaldehyde 2,4-Dinitrophenylhydrazone is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Formaldehyde 2,4-Dinitrophenylhydrazone be shipped internationally?

Yes. Formaldehyde 2,4-Dinitrophenylhydrazone is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.