Benzyl benzoate

EMPROVE® Essential, Ph. Eur., BP, USP

Benzoic acid benzyl ester, Benzyl benzoate
Empirical Formula (Hill Notation):
CAS Number:
Molecular Weight:
MDL number:
EC Index Number:

storage conditions

Store at +15°C to +25°C.

Quality Level


Ph. Eur.

vapor pressure

<0.1 hPa ( 25 °C)

product line

EMPROVE® Essential

autoignition temp.

480 °C


1904 mg/kg LD50, oral (Rat)
4000 mg/kg LD50, skin (Rabbit)


324 °C/1013 hPa


21 °C

transition temp

flash point 158 °C


1.12 g/cm3 at 20 °C

storage temp.




InChI key


General description

Finding the right excipient that matches your needs as well as regulatory demands can be a complicated challenge in formulation. With our application know-how and regulatory expertise, we support you in every step of development, scale-up, and production.
As part of our EMPROVE® Program, our raw materials are offered with extensive documentation facilitating compliance of your pharma and biopharma product, full supply chain transparency and risk mitigation. Our SAFC® portfolio of high-quality products for biopharmaceutical and pharmaceutical formulation and production withstands strict quality control procedures and is produced according to applicable cGMP guidelines.


Benzylbenzoate is the ester of benzoic acid and benzyl alcohol. Due to its antimicrobial characteristics, it is typically used as preservative in pharmaceutical formulations and cosmetics. It is also used as a solvent in cosmetic preparations.

Legal Information

Emprove is a registered trademark of Merck KGaA, Darmstadt, Germany
SAFC is a registered trademark of Merck KGaA, Darmstadt, Germany

What is the Emprove® Program?

The Emprove® Program is a system providing comprehensive and thorough documentation of our filters and single-use components, pharma raw materials, and starting materials.

Material Qualification Dossier

Free of charge - Sign in to download

Quality Management Dossier

Available by subscription or for a fee

Operational Excellence Dossier

Available by subscription or for a fee

Learn more about the benefits an Emprove® Program subscription can provide
Why are these documents unavailable?
Emprove® Dossiers contain information intended to support the registration process and risk assessment activities of pharmaceutical producers and contain confidential information. Please contact us if you would like access.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service

Social Media

LinkedIn icon
Twitter icon
Facebook Icon
Instagram Icon


Research. Development. Production.

We are a leading supplier to the global Life Science industry with solutions and services for research, biotechnology development and production, and pharmaceutical drug therapy development and production.

© 2021 Merck KGaA, Darmstadt, Germany and/or its affiliates. All Rights Reserved.

Reproduction of any materials from the site is strictly forbidden without permission.