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Chemical substance record

Pentaerythritol

115-77-5C5H12O4136.147 g/mol

A tetrol that is neopentane in which one of the methyl hydrogens of all four methyl groups are replaced by hydroxy groups. It is a chemical intermediate used in the production of explosives, plastics, paints, appliances, and cosmetics. — ChEBI

Safety references

Safety documents & references

1 indexed references
US · NIOSH

Occupational chemical safety guide

Pentaerythritol

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Find a product-specific SDS

Safety guides and government classification records are not a manufacturer’s SDS. Match supplier, product number, concentration, physical form, region and revision before using a document.

Identity & molecular properties

Source-linked values
CAS number115-77-5ChEBI ↗
Molecular formulaC5H12O4ChEBI ↗
Molar mass136.147 g/molChEBI ↗
Monoisotopic mass136.07356 DaChEBI ↗
Formal charge0ChEBI ↗
ChEBI identifierCHEBI:134760ChEBI ↗

Cross-source molecular data

PubChem
Molar mass136.15 g/molPubChem ↗
Exact mass136.07355886 DaPubChem ↗
Computed XLogP-2.4PubChem ↗
Topological polar surface area (Ų)80.9PubChem ↗
H-bond donors4PubChem ↗
H-bond acceptors4PubChem ↗
Rotatable bonds4PubChem ↗

PubChem computed values are shown separately from the ChEBI record. An exact InChIKey match was used to connect the records. Molecular descriptors do not describe a supplied product’s purity, particle size or performance.

Names & structural identifiers

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pentaerythritol
2,2-bis(hydroxymethyl)propane-1,3-diol
WXZMFSXDPGVJKK-UHFFFAOYSA-N
OCC(CO)(CO)CO
InChI=1S/C5H12O4/c6-1-5(2-7,3-8)4-9/h6-9H,1-4H2

Names & synonyms

2,2-bis(hydroxymethyl)propane-1,3-diolAuxinutrilAuxitransHercules P6MaxinutrilMetab-AuxilMonopentekPenetekPentek

Names are supplied by ChEBI. Trade names and related synonyms may describe a broader product context.

Classification & relationships

ChEBI ontology

Roles recorded in ChEBI

laxativeflame retardant

Database role annotations describe reported biological or chemical roles; they are not product approvals or recommendations for use.

Mass ↔ amount of substance

Calculated from sourced mass
Equivalent amount
0.007345 mol

Uses 136.147 g/mol from ChEBI. Assumes the substance described by this record; no purity or concentration correction is applied.

Elemental composition

Theoretical mass fractions
O
Oxygen · 4 atoms
47.01%
C
Carbon · 5 atoms
44.11%
H
Hydrogen · 12 atoms
8.88%

Calculated theoretical mass fractions from the reported formula and PubChem periodic-table atomic masses. These are not assay or purity results.

Research & patent references

Selected source associations

Sources & record history

Checked 27 Sep 2026
EMBL-EBI ChEBI · CHEBI:134760

Release 255, 9 September 2026. ChEBI three-star (manually annotated) source entry. View original record ↗ · CC BY 4.0

NCBI PubChem · CID 8285 · retrieved 2026-09-27

PubCAS formats source data, connects references and computes explicitly labelled conversions. CAS cross-references are supplied by ChEBI; they do not constitute CAS verification or endorsement.