135-19-3 C10H8O 2-Naphthol CAS NO.135-19-3

2-naphthol basic information

product name:	2-naphthol
synonyms:	2-naftol;2-naftolo;2-naphtol;antioxygene bn;azogen developer a;azogendevelopera;azoiccouplingcomponent1;beta-monoxynaphthalene
cas:	135-19-3
mf:	c10h8o
mw:	144.17
einecs:	205-182-7
product categories:	intermediates;aromatic compounds;color former & related compounds;developer;functional materials;dyestuff intermediates;aromatics;alphabetical;bioactive small molecules;biochemicals and reagents;building blocks;c9 to c20+;cell biology;chemical synthesis;fluorescent indicators and probes;fluorescent probes;labels;n;organic building blocks;oxygen compounds;particles and stains;ph sensitive probes and indicators;phenols;alcohol;microcidin;pigments
mol file:	135-19-3.mol

2-naphthol chemical properties

mp	120-122 °c(lit.)
bp	285-286 °c(lit.)
density	1,28 g/cm3
vapor density	4.97 (vs air)
vapor pressure	10 mm hg ( 145.5 °c)
fp	153 °c
storage temp.	refrigerator
water solubility	1 g/l (20 ºc)
merck	14,6384
brn	742134
stability:	stable. combustible. dust may form explosive mixture with air. incompatible with strong oxidizing agents, phenol.
cas database reference	135-19-3(cas database reference)
nist chemistry reference	2-naphthalenol(135-19-3)
epa substance registry system	2-naphthalenol(135-19-3)

safety information

hazard codes	xn,n
risk statements	20/22-50
safety statements	24/25-61
ridadr	un 3077 9/pg 3
wgk germany	2
rtecs	ql2975000
f	8
hazardclass	9
packinggroup	iii
hs code	29071590
hazardous substances data	135-19-3(hazardous substances data)

msds information

2-naphthol usage and synthesis

chemical properties	white or off-white powder with a slight
usage	has been used as antiseptic, anthelmintic and counter-irritant in alopecia.
usage	anthelmintic, antiseptic

2-naphthol preparation products and raw materials

raw materials

sodium hydroxide-->sulfuric acid -->nitric acid-->sodium sulfite-->sulfur dioxide-->naphthalene-->congo red paper-->naphthalene-2-sulfonic acid -->phenolphthalein-->sodium 2-naphthalenesulfonate

preparation products

2-aminonaphthalene-->(r)-(+)-1,1'-bi-2-naphthol-->pigment red 21-->2-aminonaphthalene-1-sulfonic acid-->naproanilide-->(s)-(-)-1,1'-bi-2-naphthol-->1-amino-2-naphthol-4-sulfonic acid-->acid blue 74-->3-hydroxy-2-naphthoic acid-->2-fluoronaphthalene-->2-acetyl-6-methoxynaphthalene-->eriochrome black t-->6-hydroxy-2-naphthaleneboronic acid-->disodium 2-naphthol-3,6-disulfonate-->1-diazo-2-naphthol-4-sulfonic acid-->6-amino-4-hydroxy-2-naphthalenesulfonic acid-->lithol red-->pigment red 53:1-->pigment orange 5-->pigment red 4-->pigment red 3-->mordant black 17-->naproxen-->synthetic tanning agent hv-->neutral black 2s-rl-->acid black 168-->2-naphthaleneboronic acid-->2-hydroxy-1-naphthoic acid-->sodium 6-hydroxynaphthalene-2-sulfonate-->n-(2-naphthyl)aniline-->synthetic tanning agent pnc-->2-amino-3,6,8-naphthalenetrisulfonic acid-->acid blue 161, pure-->eriochrome black a-->synthetic tanning agent no.9

hennan sunlake enterprise corporation is located in henan province , the central plain of china , which enjoys favorable geogeaphical position and convenient transportion, the com[any was established in june. 1998 , until now having more than 18 years experience in manufacturing & exporting chemical raw material .

sunlake is a professional manufacturer engaged in producing and selling chemicals,including organic & inorganic chemicals , pigments & dyestuffs , water treatment chemicals , food & feed additives and others . these products have been being well exported to europe , southeast asia , the middle east , africa , south america and some other countries and areas.

we sincerely welcome foreign friends to visit our plant for cooperation. with the idea of "quality first,credit priority, excellent service", we are highly acknowledged by customers for good quality and competitive price. more importantly , the company has a strong r & d team, who are professional engineers and scholars with ph. d. .so we are confident to serve you better with our high - quality products and professional team.

we are taking great efforts to provide our customers with demanded goods and professional services, and continuously improve our core ability of competition and get the momentum for sustainable development, and finally make us being a reliable and professional wupplier in international market. we welcome any serious inquiries from all customers of the world, and sincerely hope to cooperate with you for a brilliant future!