Merck
CN
All Photos(4)

Documents

Safety Information

797979

Sigma-Aldrich

Hexamethylenetetramine

anhydrous, free-flowing, Redi-Dri, ACS reagent, ≥99.0%

Sign Into View Organizational & Contract Pricing

Synonym(s):
1,3,5,7-Tetraazatricyclo[3.3.1.13,7]decane, Hexamine, Methenamine, Urotropine
Empirical Formula (Hill Notation):
C6H12N4
CAS Number:
Molecular Weight:
140.19
Beilstein:
2018
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

grade

ACS reagent
anhydrous

Quality Level

vapor pressure

<0.01 mmHg ( 20 °C)

product line

Redi-Dri

Assay

≥99.0%

form

powder

autoignition temp.

770 °F

ign. residue

≤0.1%

loss

≤2.0% loss on drying

color

white

mp

280 °C (subl.) (lit.)

solubility

H2O: soluble

cation traces

heavy metals: ≤0.001% (by ICP)

antibiotic activity spectrum

Gram-negative bacteria

Mode of action

DNA synthesis | interferes
protein synthesis | interferes

SMILES string

C1N2CN3CN1CN(C2)C3

InChI

1S/C6H12N4/c1-7-2-9-4-8(1)5-10(3-7)6-9/h1-6H2

InChI key

VKYKSIONXSXAKP-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Other Notes

Keep container tightly closed in a dry and well-ventilated place.hygroscopic Storage class (TRGS 510): Flammable solid hazardous materials.

Legal Information

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

Pictograms

FlameExclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Flam. Sol. 2 - Skin Sens. 1B

Storage Class Code

4.1B - Flammable solid hazardous materials

WGK

WGK 1

Flash Point(F)

482.0 °F - closed cup

Flash Point(C)

250 °C - closed cup

Regulatory Information

危险化学品
易制爆化学品

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Articles

Redi-Dri™ prevents hygroscopic powders, such as inorganic salts, from absorbing moisture and forming clumps, leaving the salts free-flowing every time.

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