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9-Methyl-9-azabicyclo[3.3.1]nonan-3-one

Also known as: pseudopelletierine, pseudopelletierin, pseudo-pelletierine, granatan-3-one, 9-methyl-3-granataninone, 9-methyl-3-granatanone, psi-pelletierine, pseudopunicine

9-Methyl-9-azabicyclo[3.3.1]nonan-3-one (CAS 552-70-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H15NO and a molecular weight of 153.22 g/mol. Key properties include a melting point of 63-65°C, a boiling point of 246.7±15.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 95.9±10.0 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
552-70-5
Jingsj CID
J-1991268-6
Molecular Formula
C9H15NO
Molecular Weight
153.22 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point63-65°C
Boiling Point246.7±15.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point95.9±10.0 °C
Exact Mass153.115356
PSA20.31000
LogP0.63
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.497

GHS Safety & Compliance

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

Activity & Biological Data

Additional Information[1]. Boswell, H. D., et al. Metabolism of N-alkyldiamines and N-alkylnortropinones by transformed root cultures of Nicotiana and Brugmansia. Phytochemistry, (1999).52(5), 855-869.

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 9-Methyl-9-azabicyclo[3.3.1]nonan-3-one?

The CAS number of 9-Methyl-9-azabicyclo[3.3.1]nonan-3-one is 552-70-5.

What are the molecular formula and molecular weight of 9-Methyl-9-azabicyclo[3.3.1]nonan-3-one?

9-Methyl-9-azabicyclo[3.3.1]nonan-3-one has molecular formula C9H15NO and molecular weight 153.22 g/mol.

Is 9-Methyl-9-azabicyclo[3.3.1]nonan-3-one hazardous?

9-Methyl-9-azabicyclo[3.3.1]nonan-3-one has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 9-Methyl-9-azabicyclo[3.3.1]nonan-3-one?

For 9-Methyl-9-azabicyclo[3.3.1]nonan-3-one, Upstream Products: Methylamine hydrochloride, Pseudopelletierine hydrochloride, Cyclooctanone; Downstream Products: 9-Azabicyclo[3.3.1]nonan-3-one, 9-azabicyclo[3.3.1]nonan-3-one hydrochloride, endo-N,9-dimethyl-9-azabicyclo[3.3.1]nonan-3-amine.

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

Last updated:

How to cite: Jingsj. "9-Methyl-9-azabicyclo[3.3.1]nonan-3-one (CAS 552-70-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991268-6 (accessed 2026-11-09).

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