Key Documents

View All Documentation

Maleic acid

Name: Maleic acid
Brand: USP

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

cis-Butenedioic acid, Toxilic acid

Select a Size

Change View

Pack Size	SKU	Availability	Price

About This Item

Linear Formula:

HO₂CCH=CHCO₂H

CAS Number:

110-16-7

Molecular Weight:

116.07

UNSPSC Code:

41116107

NACRES:

NA.24

PubChem Substance ID:

329750311

MDL number:

MFCD00063177

Beilstein/REAXYS Number:

605762

Pricing and availability is not currently available.

Technical Service

Need help? Our team of experienced scientists is here for you.

Let Us Assist

Properties

grade

pharmaceutical primary standard

API family

maleic acid

form

crystalline powder

manufacturer/tradename

USP

mp

130-135 °C (lit.)

solubility

water: 788 g/L at 20 °C, 1-propanol: freely soluble, alcohol: freely soluble, chloroform: insoluble, methanol: freely soluble

density

1.59 g/mL at 25 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

OC(=O)\C=C/C(O)=O

InChI

1S/C4H4O4/c5-3(6)1-2-4(7)8/h1-2H,(H,5,6)(H,7,8)/b2-1-

InChI key

VZCYOOQTPOCHFL-UPHRSURJSA-N

Description

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia. For further information and support please go to the website of the issuing Pharmacopoeia.

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.

Other Notes

Sales restrictions may apply.

Compare Similar Items

View Full Comparison

Show Differences

1 of 1

This Item	M0100000	PHR1272	92816
USP 1374500 Maleic acid	M0100000 Maleic acid	Supelco PHR1272 Maleic acid	Supelco 92816 Maleic acid
grade pharmaceutical primary standard	grade pharmaceutical primary standard	grade certified reference material, pharmaceutical secondary standard	grade certified reference material, TraceCERT^®
manufacturer/tradename USP	manufacturer/tradename EDQM	manufacturer/tradename -	manufacturer/tradename Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
form crystalline powder	form -	form -	form -
application(s) pharmaceutical (small molecule)	application(s) pharmaceutical (small molecule)	application(s) pharmaceutical (small molecule)	application(s) cleaning products cosmetics flavors and fragrances food and beverages personal care pharmaceutical
format neat	format neat	format neat	format neat
storage temp. 2-8°C	storage temp. -	storage temp. 2-30°C	storage temp. -

Still not finding the right product?

Explore all of our products under Maleic acid

pictograms

GHS05,GHS07

signalword

Danger

hcodes

H302 + H312,H314,H317,H335

pcodes

P260 - P271 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338

target_organs

Respiratory system

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B - Skin Sens. 1 - STOT SE 3

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Alanine

United States Pharmacopeia, 40(2), 101-101 (2020)

Fumaric Acid

United States Pharmacopeia, 46(6) (2022)

Aspartic Acid

United States Pharmacopeia, 42(2), 386-386 (2020)

View All Related Papers

Global Trade Item Number

SKU	GTIN
1374500-300MG	04061838731791

Questions

Reviews

No rating value