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InventoryRef 9673729/03/2019

2'-DEOXYADENOSINE

(2R,3S,5R)-5-(6-amino-9H-purin-9-yl)-2-(hydroxymethyl)oxolan-3-ol

2'-DEOXYADENOSINE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 16373-93-6

CAS 16373-93-6PubChem CID 9549172

2'-Deoxyadenosine monohydrate

IUPAC name: (2R,3S,5R)-5-(6-aminopurin-9-yl)-2-(hydroxymethyl)oxolan-3-ol;hydrate

Molecular formula: C10H15N5O4
Molecular weight: 269.26 g/mol
Exact mass: 269.11240398 Da
Topological polar surface area: 120.0 Å²
Hydrogen-bond donors: 4
Hydrogen-bond acceptors: 8
Covalent units: 2
Defined stereocentres: 3

Also known as

F79D3BS9UHRefChem:1058625(2R,3S,5R)-5-(6-amino-9H-purin-9-yl)-2-(hydroxymethyl)tetrahydrofuran-3-ol hydrateAdenosine, 2'-deoxy-, hydrate (1:1)Adenosine, 2'-deoxy-, monohydrate2'-Deoxyadenosine Hydrate2'-dA2 inverted exclamation mark -Deoxyadenosine monohydrate

16 more reported names

HY-W0116832'-Deoxyadenosine Hydrate (1:1); Adenosine, 2'-deoxy-, monohydrate (8CI,9CI); 2'-Deoxyadenosine monohydrate; Deoxyadenosine monohydrateDeoxyadenosine Hydratedeoxyadenosine monohydrateUNII-F79D3BS9UH9-(2'-Deoxy-beta-D-erythro-pentofuranosyl)adenine9-(2'-Deoxy-beta-D-erythMSK68102'-Deoxy-D-adenosine monohydrateHMS2269M24HG1016AC-8211CCG-267140CS-W012399BP-58685DS-14579

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External database identifiers

ChEMBL:CHEMBL1575575
EPA DTXSID:DTXSID801036040

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

PubChem 2D chemical structure for CAS 958-09-8

CAS 958-09-8PubChem CID 13730

Deoxyadenosine

2'-deoxyadenosine is a purine 2'-deoxyribonucleoside having adenine as the nucleobase. It has a role as a mouse metabolite, a Saccharomyces cerevisiae metabolite, an Escherichia coli metabolite and a human metabolite. It is a purines 2'-deoxy-D-ribonucleoside and a purine 2'-deoxyribonucleoside. — ChEBI

IUPAC name: (2R,3S,5R)-5-(6-aminopurin-9-yl)-2-(hydroxymethyl)oxolan-3-ol

Molecular formula: C10H13N5O3
Molecular weight: 251.24 g/mol
Exact mass: 251.10183929 Da
XLogP3: -0.5
Topological polar surface area: 119.0 Å²
Hydrogen-bond donors: 3
Hydrogen-bond acceptors: 7
Covalent units: 1
Defined stereocentres: 3

Also known as

2'-deoxyadenosine2-DeoxyadenosineDesoxyadenosineAdenyldeoxyribosideAdenine deoxyriboseADENOSINE, 2'-DEOXY-CHEBI:17256Adenine deoxy nucleoside

16 more reported names

P582C98ULC(2R,3S,5R)-5-(6-amino-9H-purin-9-yl)-2-(hydroxymethyl)oxolan-3-ol9H-Purin-6-amine, 9-(2-deoxy-beta-D-ribofuranosyl)-9-(2-Deoxy-beta-D-erythro-pentofuranosyl)adenine9H-Purin-6-amine, 9-(2-deoxy-beta-D-erythro-pentofuranosyl)-beta-D-Ribofuranose, 1-(6-amino-9H-purin-9-yl)-1,2-dideoxy-9-(2-deoxy-beta-D-ribofuranosyl)-9H-purin-6-amineNSC-83258NSC-141848NSC-143510RefChem:439627213-488-7683-408-7(2R,3S,5R)-5-(6-amino-9H-purin-9-yl)-2-(hydroxymethyl)tetrahydrofuran-3-olCCRIS 1782AI3-52383

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External database identifiers

ChEBI:CHEBI:17256
ChEMBL:CHEMBL449329
EPA DTXSID:DTXSID10883624
PubMed:26098310
PubMed:24211769
PubMed:24100493
PubMed:22567130
PubMed:22506068
PubMed:21138280
PubMed:20131875
PubMed:17042329
PubMed:16808627
PubMed:15181470
PubMed:12966431
PubMed:12895079

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for 2'-DEOXYADENOSINE

INCI name

2'-DEOXYADENOSINE

Description

(2R,3S,5R)-5-(6-amino-9H-purin-9-yl)-2-(hydroxymethyl)oxolan-3-ol

Record provenance

Inventory reference: 96737
Imported identity: 2'-DEOXYADENOSINE
Source update: 29/03/2019

European Commission CosIng source notes

Annex records for 2'-DEOXYADENOSINE

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Key data

CAS

958-09-8,16373-93-6

213-488-7 (I),

Restriction

—

Function

HAIR CONDITIONING: Enhancing the appearance and feel of hair. Leaving the hair easy to comb, supple, soft and shiny and/or imparting volume, lightness, gloss, texture, etc.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#210 · 2'-DEOXYADENOSINE

Ingredients with overlapping formulation functions

(RH-POLYPEPTIDE-111 RH-POLYPEPTIDE-94 RH-POLYPEPTIDE-95) DIMERHAIR CONDITIONING; SKIN PROTECTING; SKIN CONDITIONING - HUMECTANT

2-CAPROYL CAPROYL METHYL ALANINATEHAIR CONDITIONING; SKIN PROTECTING; SKIN CONDITIONING - MISCELLANEOUS

2-CAPRYLOYL CAPRYLOYL DIMETHYL ASPARTATEHAIR CONDITIONING; SKIN PROTECTING; SKIN CONDITIONING - MISCELLANEOUS

2-CAPRYLOYL CAPRYLOYL METHYL ALANINATEANTI-SEBUM, HAIR CONDITIONING, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT, SKIN PROTECTING

2-HYDROXYPROPYLCARBAMATO AMODIMETHICONEHAIR CONDITIONING

2-HYDROXYSTEARIC ACIDHAIR CONDITIONING; SKIN PROTECTING; SURFACTANT - CLEANSING; SKIN CONDITIONING - MISCELLANEOUS

2-OLEAMIDO-1,3,4-OCTADECATRIYL PROLINATEANTI-SEBORRHEIC, ANTI-SEBUM, HAIR CONDITIONING, SKIN CONDITIONING

3-ASCORBYLMETHYLCARBONYL GLYCYL TRI-T-BUTYL TRYPTOPHANAMIDEHAIR CONDITIONING; SKIN PROTECTING; SKIN CONDITIONING - MISCELLANEOUS

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How 2'-DEOXYADENOSINE appears in the CosIng inventory

The CosIng inventory lists 2'-DEOXYADENOSINE as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

2'-DEOXYADENOSINE is also tagged with 1 cosmetic function in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

2'-DEOXYADENOSINE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, 2'-DEOXYADENOSINE carries the following function designation(s):

HAIR CONDITIONING

CAS 958-09-8,16373-93-6 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

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Source note for 2'-DEOXYADENOSINE

This page reproduces the CosIng inventory entry for 2'-DEOXYADENOSINE from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research 2'-DEOXYADENOSINE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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