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56451

Supelco

1,5-Diaminonaphthalene

matrix substance for MALDI-MS, ≥99.0% (HPLC)

Synonym(s):

1,5-DAN, 1,5-Naphthalenediamine, NSC 401110

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About This Item

Linear Formula:
C10H6(NH2)2
CAS Number:
2243-62-1
Molecular Weight:
158.20
Beilstein:
907947
EC Number:
218-817-8
MDL number:
MFCD00004029
UNSPSC Code:
12000000
PubChem Substance ID:
329758210
NACRES:
NA.21

grade

matrix substance for MALDI-MS

Quality Level

100

Assay

≥99.0% (HPLC)

composition

carbon content, 75.92% (theory)
hydrogen content, 6.37% (theory)
nitrogen content, 17.71% (theory)

analyte chemical class(es)

oligonucleotides, peptides

technique(s)

MALDI-MS: suitable

mp

185-187 °C (lit.)

cation traces

Ba: ≤5.0 mg/kg
Ca: ≤20 mg/kg
Cd: ≤5.0 mg/kg
Co: ≤5.0 mg/kg
Cr: ≤5.0 mg/kg
Cu: ≤5.0 mg/kg
K: ≤10 mg/kg
Mg: ≤5.0 mg/kg
Mn: ≤5.0 mg/kg
Na: ≤10 mg/kg
Ni: ≤5.0 mg/kg
Pb: ≤5.0 mg/kg
Zn: ≤5.0 mg/kg

SMILES string

Nc1cccc2c(N)cccc12

InChI

1S/C10H10N2/c11-9-5-1-3-7-8(9)4-2-6-10(7)12/h1-6H,11-12H2

InChI key

KQSABULTKYLFEV-UHFFFAOYSA-N

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General description

1,5-Diaminonaphthalene is used in the production of 1,5-naphthalene diisocyanate and polyurethane elastomers.

Application

1,5-Diaminonaphthalene is used as an effective matrix in the analysis of IgG protein using top-down and middle-down mass spectrometry with multiple fragmentation techniques such as electron transfer dissociation (ETD) and matrix-assisted laser desorption ionization in-source decay (MALDI-ISD) method.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Analysis Note

metal trace analysis corresponds to requirements

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Signal Word

Warning

Hazard Statements

H302,H317,H351,H410

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Skin Sens. 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

438.8 °F - DIN 51758

Flash Point(C)

226 °C - DIN 51758

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Certificates of Analysis (COA)

Lot/Batch Number
BCCK4128
BCCC9478

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Laura Molin et al.
Rapid communications in mass spectrometry : RCM, 25(20), 3091-3096 (2011-09-29)
1,5-Diaminonaphthalene (DAN) has been described as an interesting and effective matrix for matrix-assisted laser desorption/ionization (MALDI) experiments in positive ion mode, being able to activate in-source decomposition phenomena and, when employed for the analysis of proteins containing disulphide bridge(s), being
Junhai Yang et al.
Analytical chemistry, 85(5), 2907-2912 (2013-02-20)
We have developed targets precoated with matrix for imaging lipids in tissues using matrix-assisted laser desorption ionization mass spectrometry (MALDI MS). Thin tissue sections (rat kidney and mouse or rat brains) were placed onto 1,5-diaminonaphthalene precoated targets (prepared beforehand by
Patty's Toxicology (2012)
David Calligaris et al.
Analytical chemistry, 85(4), 2117-2126 (2013-01-18)
Matrix-assisted laser desorption/ionization mass spectrometry imaging (MALDI MSI) is a rapidly growing method in biomedical research allowing molecular mapping of proteins on histological sections. The images can be analyzed in terms of spectral pattern to define regions of interest. However
Kevin Demeure et al.
Journal of the American Society for Mass Spectrometry, 21(11), 1906-1917 (2010-09-14)
In-source decay (ISD) is a rapid fragmentation occurring in the matrix-assisted laser desorption/ionization (MALDI) source before the ion extraction. Despite the increasing interest for peptides de novo sequencing by ISD, the influence of the matrix and of the peptide itself
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