ChemicalBook >> CAS DataBase List >>5-(Dimethylamino)-1-naphthalenesulfonic acid

5-(Dimethylamino)-1-naphthalenesulfonic acid

CAS No.
4272-77-9
Chemical Name:
5-(Dimethylamino)-1-naphthalenesulfonic acid
Synonyms
DANSYL ACID;SKL062;DANSIC ACID;DANSYL ACID 97%;Dansyl Acid >Dansyl acid ,98%;5-(Dimethylamino);LABOTEST-BB LT00452749;5-DIMETHYLAMINO-1-NAPHTHALENE;1-DIMETHYLAMINONAPHTHALENE-5-SULPHO
CBNumber:
CB3196322
Molecular Formula:
C12H13NO3S
Molecular Weight:
251.3
MDL Number:
MFCD00003995
MOL File:
4272-77-9.mol
MSDS File:
SDS
Last updated:2026-05-28 01:03:11
Product description Number Pack Size Price
Dansyl Acid >98.0%(HPLC)(T) D1426 25g $127
Dansyl Acid TRC-D172860-1G 1g $70
Dansyl Acid TRC-D172860-10G 10g $95
Dansyl acid FD20785 2g $150
Dansyl acid FD20785 10g $185.6
More product size

5-(Dimethylamino)-1-naphthalenesulfonic acid Properties

Melting point 316 °C
Density 1.363±0.06 g/cm3(Predicted)
storage temp. Refrigerator
solubility DMSO (Slightly), Methanol (Slightly, Heated)
form Solid
pka -0.22±0.40(Predicted)
color White to Off-White
InChI InChI=1S/C12H13NO3S/c1-13(2)11-7-3-6-10-9(11)5-4-8-12(10)17(14,15)16/h3-8H,1-2H3,(H,14,15,16)
InChIKey USWNUPFIMWECBM-UHFFFAOYSA-N
SMILES C1(S(O)(=O)=O)=C2C(C(N(C)C)=CC=C2)=CC=C1
EPA Substance Registry System 1-Naphthalenesulfonic acid, 5-(dimethylamino)- (4272-77-9)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26
WGK Germany  3
10
TSCA  TSCA listed
HS Code  29214990
NFPA 704
0
1 0

5-(Dimethylamino)-1-naphthalenesulfonic acid price More Price(28)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical D1426 Dansyl Acid >98.0%(HPLC)(T) 4272-77-9 25g $127 2026-04-30 Buy
TRC TRC-D172860-1G Dansyl Acid 4272-77-9 1g $70 2026-06-03 Buy
TRC TRC-D172860-10G Dansyl Acid 4272-77-9 10g $95 2026-06-03 Buy
Biosynth FD20785 Dansyl acid 4272-77-9 2g $150 2026-06-04 Buy
Biosynth FD20785 Dansyl acid 4272-77-9 10g $185.6 2026-06-04 Buy
Product number Packaging Price Buy
D1426 25g $127 Buy
TRC-D172860-1G 1g $70 Buy
TRC-D172860-10G 10g $95 Buy
FD20785 2g $150 Buy
FD20785 10g $185.6 Buy

5-(Dimethylamino)-1-naphthalenesulfonic acid Chemical Properties,Uses,Production

Chemical Properties

5-(Dimethylamino)-1-naphthalenesulfonic acid is white to off-white or beige-greyish powder

Uses

5-(Dimethylamino)-1-naphthalenesulfonic acid is a fluorescent molecule used in protein analysis and FRET detection.

84-89-9
77-78-1
4272-77-9
Synthesis of 5-(Dimethylamino)-1-naphthalenesulfonic acid from 5-Amino-1-naphthalenesulfonic acid and Dimethyl sulfate

5-(Dimethylamino)-1-naphthalenesulfonic acid Preparation Products And Raw materials

Global( 125)Suppliers
Supplier Tel Email Country ProdList Advantage
career henan chemical co
+86-0371-86658258 +8613203830695 sales@coreychem.com China 29815 58
CONIER CHEM AND PHARMA LIMITED
+8618523575427 sales@conier.com China 49979 58
Shanghai Safer Pharmaceutical Technology Co., Ltd.
021-31761238 sales@saferph.com CHINA 897 58
Hefei TNJ Chemical Industry Co.,Ltd.
+86-0551-65418671 +8618949823763 sales@tnjchem.com China 34563 58
Dideu Industries Group Limited
+86-29-89586680 +86-15129568250 1026@dideu.com China 28292 58
Alfa Chemistry
-- info@alfa-chemistry.com United States 2344 58
Dayang Chem (Hangzhou) Co.,Ltd.
+86-0571-88938639 +8617705817739 info@dycnchem.com China 52704 58
Bio Connect Life Sciences
-- info@bio-connect.nl United States 261 58
changzhou huayang technology co., ltd
+8615250961469 2571773637@qq.com China 9653 58
GLR Innovations
-- info@glrgroup.in India 4535 58

View Lastest Price from 5-(Dimethylamino)-1-naphthalenesulfonic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
5-(Dimethylamino)-1-naphthalenesulfonic acid  pictures 2025-11-18 5-(Dimethylamino)-1-naphthalenesulfonic acid
4272-77-9
$1.10 1g 99.00% 100 Tons Min Dideu Industries Group Limited
Dansyl Acid  pictures 2020-02-26 Dansyl Acid
4272-77-9
1KG 99.0%+ 100 tons Shaanxi Dideu Medichem Co. Ltd
5-(Dimethylamino)-1-naphthalenesulfonic acid pictures 2019-07-06 5-(Dimethylamino)-1-naphthalenesulfonic acid
4272-77-9
$1.00 1kg 98% 100KG Career Henan Chemical Co
5-DIMETHYLAMINONAPHTHALENE-1-SULFONIC ACID 5-DIMETHYLAMINONAPHTHALENE-1-SULPHONIC ACID 5-DIMETHYLAMINO-1-NAPHTHALENESULFONIC ACID 1-DIMETHYLAMINONAPHTHALENE-5-SULPHONIC ACID LABOTEST-BB LT00452749 DANSIC ACID DANSYL ACID 5-(dimethylamino)-1-naphthalenesulfonicaci DANSYL ACID 97% 5-DIMETHYLAMINO-1-NAPHTHALENE 5-DIMETHYLAMINO-1-NAPHTHALENESULFONIC ACID MONOHYDRATE 99% 5-(Dimethylamino) Dansyl acid ,98% 1-(Dimethylamino)-5-naphthalenesulfonic acid 1-(Dimethylamino)naphthalene-5-sulfonic acid 5-Dimethylamino-1-naphthalenesulfonic acid, monohydrate,99% 5-(Dimethylamino)-1-naphthalenesulfonic acid hydrate ,98% 5-(Dimethylamino)-1-naphthalenesulfonic acid hydrate,DNS 1-Naphthalenesulfonic acid, 5-(diMethylaMino)- 1-DIMETHYLAMINONAPHTHALENE-5-SULPHO 5-(DIMETHYLAMINO)NAPHTHALENE-1-SULFONATE Dansyl Acid > 5-(dimethylamino)naphthalene-1-sulfonicaci 5-(Dimethylamino)-1-naphthalenesulfonic acid ISO 9001:2015 REACH SKL062 Naphthalen-1-sulfonic acid 5-(dimethylamino)- 4272-77-9 C12H13NO3SH2O Organic Building Blocks Sulfur Compounds Sulfonic/Sulfinic Acids Building Blocks Amines Aromatics Fluorescent Labels & Indicators Miscellaneous Reagents