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Impurities and reference standards

Phenylephrine impurity 16

Also known as (R)-2-methyl-1,2,3,4-tetrahydroisoquinoline-4,6-diol, Phenylephrine Impurity N21, (4R)-1,2,3,4-Tetrahydro-2-methyl-4,6-isoquinolinediol

CAS 2292095-11-3Formula C10H13NO2Molar mass 179.22 g/mol
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Phenylephrine impurity 16 chemical structure, C10H13NO2, CAS 2292095-11-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
2292095-11-3
Formula
C10H13NO2
Molar mass
179.22 g/mol
HS code
293349
Category
Impurities and reference standards

What is Phenylephrine impurity 16?

Plain description, key identifiers and synonyms

Phenylephrine impurity 16 is a chemical substance with the molecular formula C10H13NO2 and a molar mass of 179.22 g/mol. Its CAS registry number is 2292095-11-3. The IUPAC name is (4R)-2-methyl-3,4-dihydro-1H-isoquinoline-4,6-diol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(4R)-2-methyl-3,4-dihydro-1H-isoquinoline-4,6-diol
CAS number
2292095-11-3
Molecular formula
C10H13NO2
UNII
JJ99N5Y5GV
InChIKey
GXNCQQCQUUCKLX-JTQLQIEISA-N
InChI
InChI=1S/C10H13NO2/c1-11-5-7-2-3-8(12)4-9(7)10(13)6-11/h2-4,10,12-13H,5-6H2,1H3/t10-/m0/s1
Canonical SMILES
CN1Cc2ccc(O)cc2C(O)C1
Isomeric SMILES
CN1C[C@@H](C2=C(C1)C=CC(=C2)O)O

Synonyms

  • (R)-2-methyl-1,2,3,4-tetrahydroisoquinoline-4,6-diol
  • Phenylephrine Impurity N21
  • (4R)-1,2,3,4-Tetrahydro-2-methyl-4,6-isoquinolinediol
  • (4R)-2-Methyl-1,2,3,4-tetrahydroisoquinoline-4,6-diol
  • 2-Methyl-1,2,3,4-tetrahydroisoquinoline-4,6-diol, (4R)-
  • 4,6-Isoquinolinediol, 1,2,3,4-tetrahydro-2-methyl-, (4R)-

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
179.22 g/molcalc.
Exact mass
179.0946 Dacalc.
LogP (octanol/water)
0.87calc.
Topological polar surface area
43.7 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
0calc.
Heavy atoms
13calc.
Rings
2calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.4calc.
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, c1ccc2c(c1)CCNC2

c1ccc2c(c1)CCNC2

2 rings, 10 atoms, the 1,2,3,4-Tetrahydroisoquinoline ring system.

5,026 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.

Phenylephrine impurity 16 suppliers

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Phenylephrine impurity 16 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 Phenylephrine impurity 16 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 Phenylephrine impurity 16 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Phenylephrine impurity 16, based on the data on this page

What is Phenylephrine impurity 16?

Phenylephrine impurity 16 is a chemical substance with the molecular formula C10H13NO2 and a molar mass of 179.22 g/mol. Its CAS registry number is 2292095-11-3. The IUPAC name is (4R)-2-methyl-3,4-dihydro-1H-isoquinoline-4,6-diol.

What is the CAS number of Phenylephrine impurity 16?

The CAS registry number of Phenylephrine impurity 16 is 2292095-11-3.

What is the molecular formula and weight of Phenylephrine impurity 16?

The molecular formula of Phenylephrine impurity 16 is C10H13NO2 and its molar mass is 179.22 g/mol.

Is Phenylephrine impurity 16 hazardous?

No GHS hazard classification for Phenylephrine impurity 16 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 Phenylephrine impurity 16?

Phenylephrine impurity 16 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 Phenylephrine impurity 16?

Post a free request on CompoundList and suppliers of Phenylephrine impurity 16 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Phenylephrine impurity 16?

Suppliers quote Phenylephrine impurity 16 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 Phenylephrine impurity 16

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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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