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Dehydronitrosonifedipine

Also known as: 2,6-Ntp, Nifedipine impurity B, Nifedipine impurity B (EP), Dimethyl 2,6-dimethyl-4-(2-nitrosophenyl)pyridine-3,5-dicarboxylate, 2,6-Dimethyl-4-(2-nitrosophenyl)-3,5-pyridinedicarboxylic acid dimethyl ester, 2,6-Dimethyl-3,5-dimethoxycarbonyl-4-(2-nitrosophenyl)pyridine, 4-(2-Nitrosophenyl)-2,6-dimethyl-3,5-dimethoxycarbonylpyridine, Nifedipine Nitrosophenylpyridine Analog, Dehydronitroso Nifedipine, Nitrosonifedipine

Dehydronitrosonifedipine (CAS 50428-14-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C17H16N2O5 and a molecular weight of 328.31900 g/mol. Key properties include a boiling point of 449ºC at 760 mmHg, a density of 1.26g/cm3 and a flash point of 225.3ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
50428-14-3
Jingsj CID
J-1095938-3
Molecular Formula
C17H16N2O5
Molecular Weight
328.31900 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point449ºC at 760 mmHg
Density1.26g/cm3
Flash Point225.3ºC
Exact Mass328.10600
PSA94.92000
LogP3.33650
Refractive Index1.579

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Dehydronitrosonifedipine?

The CAS number of Dehydronitrosonifedipine is 50428-14-3.

What are the molecular formula and molecular weight of Dehydronitrosonifedipine?

Dehydronitrosonifedipine has molecular formula C17H16N2O5 and molecular weight 328.31900 g/mol.

Is Dehydronitrosonifedipine hazardous?

Dehydronitrosonifedipine has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of Dehydronitrosonifedipine?

For Dehydronitrosonifedipine, Upstream Products: Nifedipine, 2-Nitrobenzaldehyde, Methyl acetoacetate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Dehydronitrosonifedipine (CAS 50428-14-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1095938-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.