Skip to Content
Merck
CN

Key Documents

View All Documentation

RDD004

PIPES

anhydrous, free-flowing, Redi-Dri™, ≥99%

Synonym(s):

1,4-Piperazinediethanesulfonic acid, Piperazine-1,4-bis(2-ethanesulfonic acid), Piperazine-N,N′-bis(2-ethanesulfonic acid)

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C8H18N2O6S2
CAS Number:
5625-37-6
Molecular Weight:
302.37
UNSPSC Code:
12161700
NACRES:
NA.25
PubChem Substance ID:
329824217
EC Number:
227-057-6
Beilstein/REAXYS Number:
817713
MDL number:
MFCD00006159
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

grade

anhydrous

Quality Segment

100

product line

Redi-Dri™

assay

≥99%

form

crystalline powder

quality

free-flowing

loss

≤1.0% loss on drying, 110 degrees Celcius

useful pH range

6.1-7.5

pKa (25 °C)

6.8

mp

>300 °C (lit.)

solubility

1 M NaOH: 20 + 80 mL g, clear, colorless

SMILES string

OS(=O)(=O)CCN1CCN(CC1)CCS(O)(=O)=O

InChI

1S/C8H18N2O6S2/c11-17(12,13)7-5-9-1-2-10(4-3-9)6-8-18(14,15)16/h1-8H2,(H,11,12,13)(H,14,15,16)

InChI key

IHPYMWDTONKSCO-UHFFFAOYSA-N

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Still not finding the right product?

Explore all of our products under PIPES

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

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

Visit the Document Library