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Heterocyclic building blocks

BR 76

Also known as 6,11-Dimethyl-5H-pyrido(3',4':4,5)pyrrolo(2,3-g)isoquinoline, 6,11-dimethyl-5h-pyrido[3',4':4,5]pyrrolo[2,3-g]isoquinoline, 5H-Pyrido(3',4':4,5)pyrrolo(2,3-g)isoquinoline, 6,11-dimethyl-

CAS 65222-36-8Formula C16H13N3Molar mass 247.30 g/mol
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BR 76 chemical structure, C16H13N3, CAS 65222-36-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
65222-36-8
Formula
C16H13N3
Molar mass
247.30 g/mol
HS code
293399
Category
Heterocyclic building blocks

What is BR 76?

Plain description, key identifiers and synonyms

BR 76 is a chemical substance with the molecular formula C16H13N3 and a molar mass of 247.30 g/mol. Its CAS registry number is 65222-36-8. The IUPAC name is 2,9-dimethyl-6,13,17-triazatetracyclo[8.7.0.03,8.011,16]heptadeca-1(10),2,4,6,8,11(16),12,14-octaene.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2,9-dimethyl-6,13,17-triazatetracyclo[8.7.0.03,8.011,16]heptadeca-1(10),2,4,6,8,11(16),12,14-octaene
CAS number
65222-36-8 CAS number cross-checked
Molecular formula
C16H13N3
InChIKey
YRCVFTSIMZLRFZ-UHFFFAOYSA-N
InChI
InChI=1S/C16H13N3/c1-9-12-7-17-5-3-11(12)10(2)16-15(9)13-8-18-6-4-14(13)19-16/h3-8,19H,1-2H3
SMILES (canonical and isomeric)
CC1=C2C=CN=CC2=C(C3=C1NC4=C3C=NC=C4)C

Synonyms

  • 6,11-Dimethyl-5H-pyrido(3',4':4,5)pyrrolo(2,3-g)isoquinoline
  • 6,11-dimethyl-5h-pyrido[3',4':4,5]pyrrolo[2,3-g]isoquinoline
  • 5H-Pyrido(3',4':4,5)pyrrolo(2,3-g)isoquinoline, 6,11-dimethyl-
  • BR 1376

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
247.30 g/molcalc.
Exact mass
247.1109 Dacalc.
LogP (octanol/water)
3.88calc.
Topological polar surface area
41.57 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
0calc.
Heavy atoms
19calc.
Rings
4calc.
Aromatic rings
4calc.
Fraction sp3 carbons
0.13calc.
Formal charge
0calc.
Stereocentres
0calc.
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, c1cc2cc3[nH]c4ccncc4c3cc2cn1

c1cc2cc3[nH]c4ccncc4c3cc2cn1

4 rings, 17 atoms.

10 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.

BR 76 suppliers

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BR 76 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 BR 76 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 BR 76 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about BR 76, based on the data on this page

What is BR 76?

BR 76 is a chemical substance with the molecular formula C16H13N3 and a molar mass of 247.30 g/mol. Its CAS registry number is 65222-36-8. The IUPAC name is 2,9-dimethyl-6,13,17-triazatetracyclo[8.7.0.03,8.011,16]heptadeca-1(10),2,4,6,8,11(16),12,14-octaene.

What is the CAS number of BR 76?

The CAS registry number of BR 76 is 65222-36-8.

What is the molecular formula and weight of BR 76?

The molecular formula of BR 76 is C16H13N3 and its molar mass is 247.30 g/mol.

What is BR 76 used for?

Known uses and roles of BR 76 include building blocks in research and laboratory and screening compounds in research and laboratory.

Is BR 76 hazardous?

No GHS hazard classification for BR 76 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 BR 76?

BR 76 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 BR 76?

Post a free request on CompoundList and suppliers of BR 76 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of BR 76?

Suppliers quote BR 76 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 BR 76

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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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