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1-Boc-piperidin-4-ylideneacetic acid

Also known as: (1-Boc-4-piperidinylidene)acetic acid, 2-(1-(tert-butoxycarbonyl)piperidin-4-ylidene)acetic acid, 4-Carboxymethylenepiperidine-1-carboxylic acid tert-butyl ester, 1-Piperidinecarboxylic acid, 4-(carboxymethylene)-, 1-(1,1-dimethylethyl) ester, 2-[1-[(2-methylpropan-2-yl)oxycarbonyl]piperidin-4-ylidene]acetic acid, N-Boc-piperidin-4-ylideneacetic acid, 1-Boc-4-carboxymethylene-piperidine

1-Boc-piperidin-4-ylideneacetic acid (CAS 193085-24-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H19NO4 and a molecular weight of 241.284 g/mol. Key properties include a boiling point of 387.0±35.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 187.8±25.9 °C. It is classified under GHS with signal word Warning and hazard statements H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
193085-24-4
Jingsj CID
J-1526446-7
Molecular Formula
C12H19NO4
Molecular Weight
241.284 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point387.0±35.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point187.8±25.9 °C
Exact Mass241.131409
PSA66.84000
LogP1.67
Vapor Pressure0.0±1.9 mmHg at 25°C
Refractive Index1.564

GHS Safety & Compliance

IrritantSignal word: Warning
  • H319 — Causes serious eye 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 1-Boc-piperidin-4-ylideneacetic acid?

The CAS number of 1-Boc-piperidin-4-ylideneacetic acid is 193085-24-4.

What are the molecular formula and molecular weight of 1-Boc-piperidin-4-ylideneacetic acid?

1-Boc-piperidin-4-ylideneacetic acid has molecular formula C12H19NO4 and molecular weight 241.284 g/mol.

Is 1-Boc-piperidin-4-ylideneacetic acid hazardous?

1-Boc-piperidin-4-ylideneacetic acid has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation.

What are the upstream and downstream products of 1-Boc-piperidin-4-ylideneacetic acid?

For 1-Boc-piperidin-4-ylideneacetic acid, Upstream Products: 4-(2-Ethoxy-2-oxoethylidene)-1-piperidinecarboxylic acid tert-butyl ester, tert-butyl 4-(2-methoxy-2-oxoethylidene)piperidine-1-carboxylate, Di-tert-butyl dicarbonate.

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

Last updated:

How to cite: Jingsj. "1-Boc-piperidin-4-ylideneacetic acid (CAS 193085-24-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1526446-7 (accessed 2026-11-09).

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