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Amino acids and derivatives

Tezampanel

Also known as Tezampanel, anhydrous, Tezampanel anhydrous, LY-293,558

CAS 154652-83-2Formula C13H21N5O2Molar mass 279.34 g/mol
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Tezampanel chemical structure, C13H21N5O2, CAS 154652-83-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
154652-83-2
Formula
C13H21N5O2
Molar mass
279.34 g/mol
HS code
293349
Category
Amino acids and derivatives

What is Tezampanel?

Plain description, key identifiers and synonyms

Tezampanel is a chemical substance with the molecular formula C13H21N5O2 and a molar mass of 279.34 g/mol. Its CAS registry number is 154652-83-2. The IUPAC name is (3S,4aR,6R,8aR)-6-[2-(2H-tetrazol-5-yl)ethyl]-1,2,3,4,4a,5,6,7,8,8a-decahydroisoquinoline-3-carboxylic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(3S,4aR,6R,8aR)-6-[2-(2H-tetrazol-5-yl)ethyl]-1,2,3,4,4a,5,6,7,8,8a-decahydroisoquinoline-3-carboxylic acid
CAS number
154652-83-2Other or deprecated CAS: 150131-78-5, 317819-68-4
Molecular formula
C13H21N5O2
UNII
GA36S2O9C2
InChIKey
ZXFRFPSZAKNPQQ-YTWAJWBKSA-N
InChI
InChI=1S/C13H21N5O2/c19-13(20)11-6-10-5-8(1-3-9(10)7-14-11)2-4-12-15-17-18-16-12/h8-11,14H,1-7H2,(H,19,20)(H,15,16,17,18)/t8-,9+,10-,11+/m1/s1
Canonical SMILES
O=C(O)C1CC2CC(CCc3nn[nH]n3)CCC2CN1
Isomeric SMILES
C1C[C@H]2CN[C@@H](C[C@H]2C[C@H]1CCC3=NNN=N3)C(=O)O

Synonyms

  • Tezampanel, anhydrous
  • Tezampanel anhydrous
  • LY-293,558
  • (3S,4aR,6R,8aR)-6-[2-(1H-1,2,3,4-tetrazol-5-yl)ethyl]-decahydroisoquinoline-3-carboxylic acid
  • tezampanelum
  • (3S,4aR,6R,8aR)-6-(2-(1(2)H-tetrazole-5yl)ethyl)decahydroisoquinoline-3carboxylic acid
  • (3S,4aR,6R,8aR)-6-(2-(1H-1,2,3,4-tetrazol-5-yl)ethyl)-decahydroisoquinoline-3-carboxylic acid
  • (3S,4aR,6R,8aR)-6-(2-(1H-Tetrazol-5-yl)ethyl)decahydroisoquinoline-3-carboxylic Acid Monohydrate Anhydrous
  • NGX 424
  • Tezampanel hydrate
  • Tezampanel (anhydrous)
  • (3S,4aR,6R,8aR)-6-[2-(2H-tetrazol-5-yl)ethyl]-1,2,3,4,4a,5,6,7,8,8a-decahydroisoquinoline-3-carboxylic acid
  • LY 293558
  • (3S,4aR,6R,8aR)-6-(2-(1H-tetrazol-5-yl)ethyl)decahydroisoquinoline-3-carboxylic acid
  • Ted-isoquinoline-3-cooh
  • 154652-83-2 (anhydrous)
  • Decahydro-6-(2-(1H-tetrazol-5-yl)ethyl)-3-isoquinolinecarboxylic acid
  • LY 293558, LY293558, LY-293558
  • 3-Isoquinolinecarboxylic acid, decahydro-6-(2-(1H-tetrazol-5-yl)ethyl)-, (3S,4aR,6R,8aR)-
  • 3-Isoquinolinecarboxylic acid, decahydro-6-(2-(1H-tetrazol-5-yl)ethyl)-, (3S-(3alpha,4aalpha,6beta,8aalpha))-
  • (3S,4as,6R,8as)-6-(2-(1H-tetrazol-5-yl)ethyl)decahydroisoquinoline-3-carboxylic acid
  • 3-Isoquinolinecarboxylic acid, decahydro-6-(2-(1H-tetrazol-5-yl)ethyl)-, (3S,4as,6R,8as)-

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
279.34 g/molcalc.
Exact mass
279.1695 Dacalc.
LogP (octanol/water)
0.61calc.
Topological polar surface area
103.8 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
4calc.
Heavy atoms
20calc.
Rings
3calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.85calc.
Formal charge
0calc.
Stereocentres
4calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, C1CC2CC(CCc3nn[nH]n3)CCC2CN1

C1CC2CC(CCc3nn[nH]n3)CCC2CN1

3 rings, 17 atoms.

4 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Tezampanel suppliers

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Tezampanel price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Tezampanel is traded under.

HS 2933.49Indicative HS code

Compounds containing in the structure a quinoline or isoquinoline ring-system (whether…

World exports in 2024
$939M
−14.6% vs 2023, imports $1.48B
2019 to 2024
Top exporters
  1. China30.1%
  2. India * partner reported16.7%
  3. Switzerland * partner reported14.1%
Top importers
  1. United Kingdom19.2%
  2. Germany16.0%
  3. Romania8.3%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Tezampanel is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Tezampanel, based on the data on this page

What is Tezampanel?

Tezampanel is a chemical substance with the molecular formula C13H21N5O2 and a molar mass of 279.34 g/mol. Its CAS registry number is 154652-83-2. The IUPAC name is (3S,4aR,6R,8aR)-6-[2-(2H-tetrazol-5-yl)ethyl]-1,2,3,4,4a,5,6,7,8,8a-decahydroisoquinoline-3-carboxylic acid.

What is the CAS number of Tezampanel?

The CAS registry number of Tezampanel is 154652-83-2. Other or deprecated CAS numbers: 150131-78-5, 317819-68-4.

What is the molecular formula and weight of Tezampanel?

The molecular formula of Tezampanel is C13H21N5O2 and its molar mass is 279.34 g/mol.

Is Tezampanel hazardous?

No GHS hazard classification for Tezampanel is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Tezampanel?

Tezampanel is usually classified under HS code 293349 (Compounds containing in the structure a quinoline or isoquinoline ring-system (whether…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Tezampanel?

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What is the price of Tezampanel?

Suppliers quote Tezampanel on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Tezampanel

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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