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Impurities and reference standards

Norepinephrine impurity 91

Also known as Adrenaline Impurity 55, 3-(1-hydroxy-2-(isopropylamino)ethyl)benzene-1,2-diol

CAS 7760-00-1Formula C11H17NO3Molar mass 211.26 g/mol
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Norepinephrine impurity 91 chemical structure, C11H17NO3, CAS 7760-00-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
7760-00-1
Formula
C11H17NO3
Molar mass
211.26 g/mol
HS code
293790
Category
Impurities and reference standards

What is Norepinephrine impurity 91?

Plain description, key identifiers and synonyms

Norepinephrine impurity 91 is a chemical substance with the molecular formula C11H17NO3 and a molar mass of 211.26 g/mol. Its CAS registry number is 7760-00-1. The IUPAC name is 3-[1-hydroxy-2-(propan-2-ylamino)ethyl]benzene-1,2-diol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3-[1-hydroxy-2-(propan-2-ylamino)ethyl]benzene-1,2-diol
CAS number
7760-00-1
Molecular formula
C11H17NO3
InChIKey
OXKUBEGCUWJYFV-UHFFFAOYSA-N
InChI
InChI=1S/C11H17NO3/c1-7(2)12-6-10(14)8-4-3-5-9(13)11(8)15/h3-5,7,10,12-15H,6H2,1-2H3
SMILES (canonical and isomeric)
CC(C)NCC(C1=C(C(=CC=C1)O)O)O

Synonyms

  • Adrenaline Impurity 55
  • 3-(1-hydroxy-2-(isopropylamino)ethyl)benzene-1,2-diol

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
211.26 g/molcalc.
Exact mass
211.1208 Dacalc.
LogP (octanol/water)
1.13calc.
Topological polar surface area
72.72 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
4calc.
Heavy atoms
15calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.46calc.
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, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 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.

Norepinephrine impurity 91 suppliers

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Norepinephrine impurity 91 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 Norepinephrine impurity 91 is traded under.

HS 2937.90Indicative HS code

Derivatives and structural analogues thereof, including chain modified polypeptides, used primarily as…

World exports in 2024
$366M
−8.6% vs 2023, imports $397M
2019 to 2024
Top exporters
  1. France * partner reported31.2%
  2. Ireland21.7%
  3. Germany12.7%
Top importers
  1. United States44.2%
  2. France * partner reported20.3%
  3. China7.9%

* Partner reported figures, a lower bound.

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

The HS code shown for Norepinephrine impurity 91 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Norepinephrine impurity 91, based on the data on this page

What is Norepinephrine impurity 91?

Norepinephrine impurity 91 is a chemical substance with the molecular formula C11H17NO3 and a molar mass of 211.26 g/mol. Its CAS registry number is 7760-00-1. The IUPAC name is 3-[1-hydroxy-2-(propan-2-ylamino)ethyl]benzene-1,2-diol.

What is the CAS number of Norepinephrine impurity 91?

The CAS registry number of Norepinephrine impurity 91 is 7760-00-1.

What is the molecular formula and weight of Norepinephrine impurity 91?

The molecular formula of Norepinephrine impurity 91 is C11H17NO3 and its molar mass is 211.26 g/mol.

Is Norepinephrine impurity 91 hazardous?

No GHS hazard classification for Norepinephrine impurity 91 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 Norepinephrine impurity 91?

Norepinephrine impurity 91 is usually classified under HS code 293790 (Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced by…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Norepinephrine impurity 91?

Post a free request on CompoundList and suppliers of Norepinephrine impurity 91 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Norepinephrine impurity 91?

Suppliers quote Norepinephrine impurity 91 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 Norepinephrine impurity 91

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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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