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CAS 593-85-1 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

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InventoryRef 3417215/10/2010

GUANIDINE CARBONATE

Diguanidinium carbonate

GUANIDINE CARBONATE 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 593-85-1

CAS 593-85-1PubChem CID 11650

Guanidine carbonate

IUPAC name: carbonic acid;bis(guanidine)

Molecular formula: C3H12N6O3
Molecular weight: 180.17 g/mol
Exact mass: 180.09708827 Da
Topological polar surface area: 209.0 Å²
Hydrogen-bond donors: 8
Hydrogen-bond acceptors: 5
Covalent units: 3
Defined stereocentres: 0

Also known as

Guanidine carbonate saltV3394X3G2WNSC 2171EINECS 209-813-7UNII-V3394X3G2WAI3-14631EC 209-813-7NSC-2171

16 more reported names

bis carbonateguanidiniumcarbonatDiguanidiniumcarbonatRefChem:144649GUANIDINE CARBONATE [INCI]209-813-7Guanidinium carbonateTUXRBQHZZFVXLV-UHFFFAOYSA-NGuanidine, carbonatecarbonic acid;guanidineGuanidine carbonate(2:1)GuanidinecarbonateGuanidine carbonate (2:1)CAS-593-85-1Bisguanidinium Carbonate; Diguanidinium Carbonate; Guanidinium CarbonateC3H12N6O3

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External database identifiers

ChEMBL:CHEMBL3187576
EPA DTXSID:DTXSID0029189

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 GUANIDINE CARBONATE

INCI name

GUANIDINE CARBONATE

Description

Diguanidinium carbonate

Record provenance

Inventory reference: 34172
Imported identity: GUANIDINE CARBONATE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for GUANIDINE CARBONATE

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Key data

CAS

593-85-1

209-813-7

Restriction

—

Function

BUFFERING: Stabilising the pH of an aqueous medium in a narrow range even if an acid or base is added. Altering and/or maintaining a cosmetic product's pH at the desired level.
SKIN CONDITIONING: Maintaining the skin in good condition.

Official EU ingredient-name evidence

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

#11490 · GUANIDINE CARBONATE

Ingredients with overlapping formulation functions

GLYCINEANTISTATIC, BUFFERING, HAIR CONDITIONING, SKIN CONDITIONING

GLYCINE HCLBUFFERING

GLYCOLIC ACIDBUFFERING

GLYOXYLIC ACIDANTISTATIC, BUFFERING, HAIR WAVING OR STRAIGHTENING

GUANIDINE HCLBUFFERING

HUMAN DERMAL FIBROBLAST STEM CELL EXOSOMESBUFFERING; HAIR CONDITIONING; EYELASH CONDITIONING; SKIN CONDITIONING - MISCELLANEOUS

HYDROBROMIC ACIDBUFFERING

HYDROCHLORIC ACIDBUFFERING

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 GUANIDINE CARBONATE appears in the CosIng inventory

The CosIng inventory lists GUANIDINE CARBONATE 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.

GUANIDINE CARBONATE is also tagged with 2 cosmetic functions 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

GUANIDINE CARBONATE 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, GUANIDINE CARBONATE carries the following function designation(s):

CAS 593-85-1 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 GUANIDINE CARBONATE

This page reproduces the CosIng inventory entry for GUANIDINE CARBONATE 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 GUANIDINE CARBONATE 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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