CompoundList
Sign in
Impurities and reference standards

D-Carnosine

Also known as Carnosine, D-, D-Histidine, N-beta-alanyl-, beta-alanyl-d-histidine

CAS 5853-00-9Formula C9H14N4O3Molar mass 226.24 g/mol
Get quotes Safety data
D-Carnosine chemical structure, C9H14N4O3, CAS 5853-00-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
5853-00-9
Formula
C9H14N4O3
Molar mass
226.24 g/mol
HS code
293329
Category
Impurities and reference standards

What is D-Carnosine?

Plain description, key identifiers and synonyms

D-Carnosine is a chemical substance with the molecular formula C9H14N4O3 and a molar mass of 226.24 g/mol. Its CAS registry number is 5853-00-9. The IUPAC name is (2R)-2-(3-aminopropanoylamino)-3-(1H-imidazol-5-yl)propanoic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2R)-2-(3-aminopropanoylamino)-3-(1H-imidazol-5-yl)propanoic acid
CAS number
5853-00-9
Molecular formula
C9H14N4O3
UNII
LE2264A962
InChIKey
CQOVPNPJLQNMDC-SSDOTTSWSA-N
InChI
InChI=1S/C9H14N4O3/c10-2-1-8(14)13-7(9(15)16)3-6-4-11-5-12-6/h4-5,7H,1-3,10H2,(H,11,12)(H,13,14)(H,15,16)/t7-/m1/s1
Canonical SMILES
NCCC(=O)NC(Cc1cnc[nH]1)C(=O)O
Isomeric SMILES
C1=C(NC=N1)C[C@H](C(=O)O)NC(=O)CCN

Synonyms

  • Carnosine, D-
  • D-Histidine, N-beta-alanyl-
  • beta-alanyl-d-histidine
  • (2R)-2-(3-aminopropanoylamino)-3-(1H-imidazol-5-yl)propanoic acid
  • (2R)-2-(3-aminopropanamido)-3-(1H-imidazol-5-yl)propanoic acid
  • (R)-2-(3-aminopropanamido)-3-(1H-imidazol-5-yl)propanoic acid
  • A-Alanyl-D-histidine
  • Carnosine D-form
  • (3-Aminopropanoyl)-D-histidine
  • N-(3-aminopropanoyl)-D-histidine
  • Polaprezinc Impurity 9, D-carnosine
  • (2R)-2-(3-aminopropanamido)-3-(1H-imidazol-4-yl)propanoic acid
  • D-Histidine, beta-alanyl-

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
226.24 g/molcalc.
Exact mass
226.1066 Dacalc.
LogP (octanol/water)
-1.13calc.
Topological polar surface area
121.1 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
6calc.
Heavy atoms
16calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.44calc.
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, c1c[nH]cn1

c1c[nH]cn1

1 ring, 5 atoms, the Imidazole ring system.

14,448 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.

D-Carnosine suppliers

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

No supplier listings yet

Post one free request and suppliers who make or trade D-Carnosine can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

D-Carnosine price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

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 D-Carnosine is traded under.

HS 2933.29Indicative HS code

Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the…

World exports in 2024
$1.43B
−7.6% vs 2023, imports $1.47B
2019 to 2024
Top exporters
  1. China28.1%
  2. France * partner reported12.7%
  3. India * partner reported10.3%
Top importers
  1. United Kingdom13.0%
  2. United States7.9%
  3. China6.5%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about D-Carnosine, based on the data on this page

What is D-Carnosine?

D-Carnosine is a chemical substance with the molecular formula C9H14N4O3 and a molar mass of 226.24 g/mol. Its CAS registry number is 5853-00-9. The IUPAC name is (2R)-2-(3-aminopropanoylamino)-3-(1H-imidazol-5-yl)propanoic acid.

What is the CAS number of D-Carnosine?

The CAS registry number of D-Carnosine is 5853-00-9.

What is the molecular formula and weight of D-Carnosine?

The molecular formula of D-Carnosine is C9H14N4O3 and its molar mass is 226.24 g/mol.

Is D-Carnosine hazardous?

No GHS hazard classification for D-Carnosine 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 D-Carnosine?

D-Carnosine is usually classified under HS code 293329 (Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy D-Carnosine?

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

What is the price of D-Carnosine?

Suppliers quote D-Carnosine 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 D-Carnosine

Get quotes for D-Carnosine

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell D-Carnosine
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of D-Carnosine with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/d-carnosine-5853-00-9" title="D-Carnosine structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Impurities and reference standards or HS code 293329

Price on request
Free quotes, contact stays private
Get quotes