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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-Naphthol
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Henan Tianfu Chemical Co., Ltd.
China
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90-15-3

90-15-3 structure

Name: 1-Naphthalenol
Chemical Name: 1-naphthol
CAS Number: 90-15-3
Molecular Formula: C₁₀H₈O
Molecular Weight: 144.170
Catalog: Organic raw materials Alcohols, phenols, phenolic compounds and derivatives Phenol and its halogenated, sulfonated, nitrated or nitrosated derivatives
Create Date: 2018-02-04 08:00:00
Modify Date: 2024-01-02 11:25:13
1-naphthol is an excited state proton transfer (ESPT) fluorescent molecular probe.

Name	1-naphthol
Synonyms	Ursol ERN 1-Naphthol 1-Naphthalenol Molisch's reagent nakotrb [14C]-1-Naphthol L66J BQ Zoba ERN α-Naphthol 1-hydroxynaphthalene EINECS 201-969-4 1-naphtol MFCD00003930 α-Hydroxynaphthalene naphthalen-1-ol furro er

Description	1-naphthol is an excited state proton transfer (ESPT) fluorescent molecular probe.
Related Catalog	Natural Products >> Phenols Research Areas >> Others
Target	Human Endogenous Metabolite
References	[1]. Swain J, et al. 1-Naphthol as an ESPT fluorescent molecular probe for sensing thermotropic microenvironmental changes of pluronic F127 in aqueous media. Phys Chem Chem Phys. 2015 Jul 14;17(26):16752-9.

Density	1.2±0.1 g/cm3
Boiling Point	288.0±0.0 °C at 760 mmHg
Melting Point	94-98ºC
Molecular Formula	C₁₀H₈O
Molecular Weight	144.170
Flash Point	144.0±10.6 °C
Exact Mass	144.057510
PSA	20.23000
LogP	2.71
Vapour density	4.5 (120 °C, vs air)
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.678
Storage condition	Store in dark!
Stability	Stable, but air and light sensitive - store under inert gas. Incompatible with strong bases, strong oxidizing agents.

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QL2800000

CHEMICAL NAME :: 1-Naphthol

CAS REGISTRY NUMBER :: 90-15-3

LAST UPDATED :: 199710

DATA ITEMS CITED :: 27

MOLECULAR FORMULA :: C10-H8-O

MOLECULAR WEIGHT :: 144.18

WISWESSER LINE NOTATION :: L66J BQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: Open irritation test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1870 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >420 mg/m3/1H

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - lacrimation Gastrointestinal - changes in structure or function of salivary glands

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 250 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 275 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - cat

DOSE/DURATION :: 134 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 9 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 880 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 9100 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 2 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 10920 mg/kg/28D-C

TOXIC EFFECTS :: Liver - changes in liver weight Kidney, Ureter, Bladder - urine volume increased

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2 gm/kg/2W-I

TOXIC EFFECTS :: Kidney, Ureter, Bladder - urine volume increased Nutritional and Gross Metabolic - weight loss or decreased weight gain

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 90 mg/kg

SEX/DURATION :: female 6-14 day(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured before birth) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

MUTATION DATA

TYPE OF TEST :: DNA repair

TEST SYSTEM :: Bacteria - Bacillus subtilis

DOSE/DURATION :: 5 gm/L

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 42,19,1977 *** REVIEWS *** TOXICOLOGY REVIEW MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 47,75,1978 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 0.5 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81692 No. of Facilities: 1281 (estimated) No. of Industries: 20 No. of Occupations: 28 No. of Employees: 12938 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81692 No. of Facilities: 5497 (estimated) No. of Industries: 7 No. of Occupations: 24 No. of Employees: 57255 (estimated) No. of Female Employees: 43248 (estimated)

Symbol	GHS05, GHS06, GHS09
Signal Word	Danger
Hazard Statements	H302-H311-H315-H318-H335-H411
Precautionary Statements	P273-P280-P302 + P352 + P312-P305 + P351 + P338 + P310-P391
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xn:Harmful
Risk Phrases	R21/22;R37/38;R41
Safety Phrases	S2-S22-S26-S37/39
RIDADR	UN 1759
WGK Germany	1
RTECS	QL2800000
Packaging Group	III
Hazard Class	6.1
HS Code	2907151000

Precursor 10
6202-48-8 90-11-9 573-57-9 90-14-2
90-13-1 13922-41-3 5328-01-8 80116-05-8
20009-26-1 2216-69-5
DownStream 10
109057-65-0 3218-36-8 3375-23-3 3651-02-3
65-85-0 1008-19-1 10476-53-6 100622-13-7
130-15-4 107727-85-5

HS Code	2907151000
Summary	HS:2907151000 naphthalen-2-ol VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

90-15-3	87323-58-8
61736-06-9	113855-57-5
23894-12-4	36519-80-9
61351-09-5	61351-10-8
4384-92-3	61982-95-4
1158522-08-7	940364-43-2
134104-43-1	131615-57-1
6906-52-1	930439-75-1
1018584-77-4	2763776-95-8
1375289-11-4	2228602-37-5