Advanced Search



1-(2-Pyridylazo)-2-naphthol

SIAL/101036 - indicator grade

Synonym: PAN

CAS Number: 85-85-8
Empirical Formula (Hill Notation): C15H11N3O
Molecular Weight: 249.27
EC Number: 201-637-9
MDL Number: MFCD00004071
Linear Formula: C15H11N3O
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-101036-5G 5 g
 $181.00
1/EA		 Add To Favorites
45-101036-25G 25 g
 $636.00
1/EA		 Add To Favorites
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 101036-25G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 101036-5G

 

ε (extinction coefficient) ≥15000 at 462-468 nm in methanol at 0.01 g/L
  >35,000 at 222-228 nm in methanol at 0.01 g/L
  >9,000 at 300-306 nm in methanol at 0.01 g/L
color green to red, upon chelation with metal
  orange-red, as an amorphous solid
  yellow, when dissolved in organic solvent
form solid
grade indicator grade
InChI 1S/C15H11N3O/c19-13-9-8-11-5-1-2-6-12(11)15(13)18-17-14-7-3-4-10-16-14/h1-10,19H/b18-17+
InChI key LLYOXZQVOKALCD-ISLYRVAYSA-N
mp 138-141 °C ((280 - 286 °F) - lit)
  138-141 °C (lit.)
Quality Level 200 
SMILES string Oc1ccc2ccccc2c1N=Nc3ccccn3
suitability suitable for (Suitable For Use as an Indicator in EDTA Titrations)
technique(s) titration: suitable
Application: 1-(2-Pyridylazo)-2-naphthol is commonly used as an acid-base indicator. It is also suitable as a spectrophotometric reagent, which can extract metal chelates into an organic solvent.
General description: 1-(2-Pyridylazo)-2-naphthol (PAN) is an orange-colored dye. It can form chelates with metal ions, which makes it a valuable indicator in complexometric titrations.
Packaging: 5, 25 g in glass bottle
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36
RIDADR NONH for all modes of transport
WGK Germany WGK 3
Flash Point(F) Not applicable
Flash Point(C) Not applicable
mp 138-141 °C ((280 - 286 °F) - lit); 138-141 °C (lit.)
UNSPSC 12171500

The following items have been added to your cart:

Choose a favorite list for this item:
Catalog Number Description Price
$

Returns/Order support

Please fill out the form below if you want to request order support from Krackeler Scientific.


Quick Order

* Required


New Year Price Updates

We are currently working diligently to update our website pricing information for the New Year. If you place an order, you will be acknowledged with any corrected pricing. If you'd like the most current information sooner, please don't hesitate to drop us an email or give us a call and we'd be happy to assist. Thank you for your patience while we are updating.

800-334-7725
office@krackeler.com


Play Video

To Request a Quote

  1. Search or Browse for items and add to them to your Shopping Cart.
  2. Click the "Request Quote" button at the bottom of the Shopping Cart page.
  3. Fill out required fields.
  4. Optionally you can convert to standard checkout mode by choosing a payment type.
  5. Click "Request Quote" at the bottom of the page.

You will be contacted with a quote.

To Order From a Quote

  1. Register and login to the website.
  2. Receive a quote from your sales representative or customer service.
  3. Have your copy of the quote in hand.
  4. Visit our quote module to search for your quote.
Back to Top