Beta Naphthol/135-19-3/ 2-naphthol Supply high quality dyestuff intermediate cas 135-19-3

Name

2-Naphthol

CAS

135-19-3

MF

C10H8O

MW

144.17

Risk Statements

20/22-50

Safety Statements

24/25-61

RIDADR

UN 3077 9/PG 3

WGK Germany

2

RTECS

QL2975000

HS Code

29071590

Molecular Structure

Product name                           

 2-Naphthol

CAS NO

 135-19-3

Application

 Dyestuff Intermediates,Flavor & Fragrance Intermediates

Color

 White powder

MOQ

 1 kg

Fast delivery

 3-5 days

Payment

 L/C;T/T;;Money Gram;Trade assurance order

Item

Specifications

Results

Appearance

Ashen powder or flake (the colour will ture into dark yellow or red in storage)

Similar to standard

Purity (Beta Naphthol as content)

≥99%

99.25%

1-naphthol

≤0.30%

0.23%

Naphthalene

≤0.40%

0.09%

Moisture

≤0.10%

0.06%

Conclusion

The results conforms with Enterprise standards

CAS No.

135-19-3

Other Names

Developer A

MF

C10H8O

EINECS No.

205-182-7

Place of Origin

China

China

Shanghai

Type

Pharmaceutical Intermediates

Purity

99%

Brand Name

Richest

Model Number

Richest

Application

organic intermediates

Appearance

white powder

Product name

2-Naphthol

MW

144.17

Melting point

120-122 °C(lit.)

Boiling point

285-286 °C(lit.)

Density

1,28 g/cm3

vapor density

4.97 (vs air)

vapor pressure

10 mm Hg ( 145.5 °C)

Flash point

153 °C

storage temp

Refrigerator

pka

9.51(at 25℃)