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Heterocyclic building blocks

EX 527

Also known as Selisistat, 6-chloro-2,3,4,9-tetrahydro-1H-carbazole-1-carboxamide, rac-6-Chloro-2,3,4,9-tetrahydro-1H-carbazole-1-carboxamide

CAS 49843-98-3Formula C13H13ClN2OMolar mass 248.71 g/molEC 664-029-6
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Harmful or irritant 29 suppliers listed
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EX 527 chemical structure, C13H13ClN2O, CAS 49843-98-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
49843-98-3
Formula
C13H13ClN2O
Molar mass
248.71 g/mol
EC number
664-029-6
HS code
293399
Category
Heterocyclic building blocks

What is EX 527?

Plain description, key identifiers and synonyms

6-chloro-2,3,4,9-tetrahydro-1H-carbazole-1-carboxamide is a member of the class of carbazoles that is 2,3,4,9-tetrahydro-1H-carbazole which is substituted at position 1 by an aminocarbohyl group and at position 6 by a chlorine. It is a monocarboxylic acid amide, an organochlorine compound and a member of carbazoles.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
6-chloro-2,3,4,9-tetrahydro-1H-carbazole-1-carboxamide
CAS number
49843-98-3 CAS number cross-checked
EC number
664-029-6
Molecular formula
C13H13ClN2O
UNII
L19ECD5014
MDL number
MFCD03009471
InChIKey
FUZYTVDVLBBXDL-UHFFFAOYSA-N
InChI
InChI=1S/C13H13ClN2O/c14-7-4-5-11-10(6-7)8-2-1-3-9(13(15)17)12(8)16-11/h4-6,9,16H,1-3H2,(H2,15,17)
SMILES (canonical and isomeric)
C1CC(C2=C(C1)C3=C(N2)C=CC(=C3)Cl)C(=O)N

Synonyms

  • Selisistat
  • 6-chloro-2,3,4,9-tetrahydro-1H-carbazole-1-carboxamide
  • rac-6-Chloro-2,3,4,9-tetrahydro-1H-carbazole-1-carboxamide
  • EX527 cpd
  • selisistatum
  • EX 527 (Selisistat)
  • ex-527 (Selisistat)
  • 1H-Carbazole-1-carboxamide, 6-chloro-2,3,4,9-tetrahydro-
  • 6-chloro-1,2,3,4,9-pentahydro-4aH-carbazolecarboxamide
  • Selisistat (EX 527)
  • EX-527 (S-enantiomer)
  • EX-527(Selisistat)?
  • Selisistat (EX-527)
  • Cambridge id 6859180
  • EX 527,SEN0014196
  • EX-527, >=98% (HPLC)
  • (+/-)-6-chloro-2,3,4,9-tetrahydro-1H-carbazole-1-carboxamide
  • 6-Chloro-2,3,4,9-tetrahydro-1H-carbazole-1-carboxylic acid, amide
  • 6-chloro-2,3,4,9-tetrahydro-1H-carbazole-1-xarboxamide (racemic)

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
248.71 g/molcalc.
Exact mass
248.0716 Dacalc.
LogP (octanol/water)
2.73calc.
Topological polar surface area
58.88 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
1calc.
Heavy atoms
17calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.31calc.
Formal charge
0calc.
Stereocentres
1calc.
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, c1ccc2c3c([nH]c2c1)CCCC3

c1ccc2c3c([nH]c2c1)CCCC3

3 rings, 13 atoms, the 1,2,3,4-Tetrahydrocarbazole ring system.

616 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H301Toxic if swallowed.
  • H319Causes serious eye irritation.
Precautionary statements (11)
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P337 + P317If eye irritation persists: Get medical help.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

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

Full safety data and first aid

EX 527 suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 29 suppliers
29 of 29 offers
  • AChemBlock
    United States, HaywardUnclaimed profile
    EX 527Grade, purity and minimum order on request
    Price on request
    View
  • ACTIVATE SCIENTIFIC GmbH
    GermanyUnclaimed profile
    EX 527Grade, purity and minimum order on request
    Price on request
    View
  • Allbio Pharm Co., Ltd.
    China, SuzhouUnclaimed profile
    EX 527Grade, purity and minimum order on request
    Price on request
    View
  • Ambinter
    France, OrleansUnclaimed profile
    EX 527Grade, purity and minimum order on request
    Price on request
    View
  • Angel Pharmatech Ltd.
    China, ShanghaiUnclaimed profile
    EX 527Grade, purity and minimum order on request
    Price on request
    View
  • Ark Pharma Scientific Limited
    China, WuhanUnclaimed profile
    EX 527Grade, purity and minimum order on request
    Price on request
    View
  • AvaChem Scientific LLC
    United StatesUnclaimed profile
    EX 527Grade, purity and minimum order on request
    Price on request
    View
  • Axon Medchem
    United States, RestonUnclaimed profile
    EX 527Grade, purity and minimum order on request
    Price on request
    View
  • Bic Biotech
    China, NanjingUnclaimed profile
    EX 527Grade, purity and minimum order on request
    Price on request
    View
  • BioChemPartner
    China, ShangHaiUnclaimed profile
    EX 527Grade, purity and minimum order on request
    Price on request
    View

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

29 suppliers in 7 countries

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EX 527 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

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 EX 527 is traded under.

HS 2933.99Indicative HS code

Heterocyclic compounds with nitrogen hetero-atom(s) only, other

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

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

The HS code shown for EX 527 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about EX 527, based on the data on this page

What is EX 527?

6-chloro-2,3,4,9-tetrahydro-1H-carbazole-1-carboxamide is a member of the class of carbazoles that is 2,3,4,9-tetrahydro-1H-carbazole which is substituted at position 1 by an aminocarbohyl group and at position 6 by a chlorine. It is a monocarboxylic acid amide, an organochlorine compound and a member of carbazoles.

What is the CAS number of EX 527?

The CAS registry number of EX 527 is 49843-98-3.

What is the molecular formula and weight of EX 527?

The molecular formula of EX 527 is C13H13ClN2O and its molar mass is 248.71 g/mol.

What is EX 527 used for?

Known uses and roles of EX 527 include building blocks in research and laboratory and screening compounds in research and laboratory.

Is EX 527 hazardous?

EX 527 carries the GHS signal word "Danger". Main hazards: toxic if swallowed, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of EX 527?

EX 527 is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy EX 527?

CompoundList lists 29 suppliers of EX 527 in China, United States, Canada, Germany and 3 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of EX 527?

Suppliers quote EX 527 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 EX 527

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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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