CompoundList

Cpg 191

Also known as Spiro(5H-dibenzo(a,d)cycloheptene-5,1'-cyclohexan)-4'-amine, (Z)-2-butenedioate (1:1), 4-Aminospiro(cyclohexane-1,5'(5'H)-dibenzo(a,d)cycloheptene maleic acid)

CAS 51359-95-6Formula C24H25NO4Molar mass 391.47 g/mol
Cpg 191 chemical structure, C24H25NO4, CAS 51359-95-6
2D chemical structure

Key facts

What buyers check first

CAS number
51359-95-6
Formula
C24H25NO4
Molar mass
391.47 g/mol
HS code
292149
Category
Screening compounds

What is Cpg 191?

Plain description, key identifiers and synonyms

Cpg 191 is a chemical substance with the molecular formula C24H25NO4 and a molar mass of 391.47 g/mol. Its CAS registry number is 51359-95-6. The IUPAC name is (E)-but-2-enedioic acid, spiro[cyclohexane-4,2'-tricyclo[9.4.0.03,8]pentadeca-1(15),3,5,7,9,11,13-heptaene]-1-amine.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(E)-but-2-enedioic acid, spiro[cyclohexane-4,2'-tricyclo[9.4.0.03,8]pentadeca-1(15),3,5,7,9,11,13-heptaene]-1-amine
CAS number
51359-95-6
Molecular formula
C24H25NO4
InChIKey
XOVWJAYFBKBJOH-WLHGVMLRSA-N
InChI
InChI=1S/C20H21N.C4H4O4/c21-17-11-13-20(14-12-17)18-7-3-1-5-15(18)9-10-16-6-2-4-8-19(16)20;5-3(6)1-2-4(7)8/h1-10,17H,11-14,21H2;1-2H,(H,5,6)(H,7,8)/b;2-1+
Canonical SMILES
NC1CCC2(CC1)c1ccccc1C=Cc1ccccc12.O=C(O)C=CC(=O)O
Isomeric SMILES
C1CC2(CCC1N)C3=CC=CC=C3C=CC4=CC=CC=C24.C(=C/C(=O)O)\C(=O)O

Synonyms

  • Spiro(5H-dibenzo(a,d)cycloheptene-5,1'-cyclohexan)-4'-amine, (Z)-2-butenedioate (1:1)
  • 4-Aminospiro(cyclohexane-1,5'(5'H)-dibenzo(a,d)cycloheptene maleic acid)

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
391.47 g/molcalc.
Exact mass
391.1784 Dacalc.
LogP (octanol/water)
4.07calc.
Topological polar surface area
100.6 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
2calc.
Heavy atoms
29calc.
Rings
4calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.25calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
2calc.
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, C1=Cc2ccccc2C2(CCCCC2)c2ccccc21

C1=Cc2ccccc2C2(CCCCC2)c2ccccc21

4 rings, 20 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.

Cpg 191 suppliers

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Cpg 191 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 Cpg 191 is traded under.

HS 2921.49Indicative HS code

Aromatic monoamines and their derivatives, salts thereof, other

World exports in 2024
$1.14B
+5.6% vs 2023, imports $1.06B
2019 to 2024
Top exporters
  1. Germany23.3%
  2. China19.4%
  3. Singapore14.6%
Top importers
  1. Belgium15.9%
  2. South Korea15.0%
  3. Germany12.8%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Cpg 191 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Cpg 191, based on the data on this page

What is Cpg 191?

Cpg 191 is a chemical substance with the molecular formula C24H25NO4 and a molar mass of 391.47 g/mol. Its CAS registry number is 51359-95-6. The IUPAC name is (E)-but-2-enedioic acid, spiro[cyclohexane-4,2'-tricyclo[9.4.0.03,8]pentadeca-1(15),3,5,7,9,11,13-heptaene]-1-amine.

What is the CAS number of Cpg 191?

The CAS registry number of Cpg 191 is 51359-95-6.

What is the molecular formula and weight of Cpg 191?

The molecular formula of Cpg 191 is C24H25NO4 and its molar mass is 391.47 g/mol.

What is Cpg 191 used for?

Known uses and roles of Cpg 191 include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Cpg 191 hazardous?

No GHS hazard classification for Cpg 191 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 Cpg 191?

Cpg 191 is usually classified under HS code 292149 (Aromatic monoamines and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Cpg 191?

Post a free request on CompoundList and suppliers of Cpg 191 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Cpg 191?

Suppliers quote Cpg 191 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 Cpg 191

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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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