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1-Naphthoyl chloride

CAS No.
879-18-5
Chemical Name:
1-Naphthoyl chloride
Synonyms
SKL745;SKL1287;Naphthoyl chlorid;1-Napthoylchloride;TIMTEC-BB SBB006741;1-NAPHTHOYL CHLORIDE;1-NAPHTOHYL CHLORIDE;1-NaphthoylChloride>ALPHA-NAPHTHOYL CHLORIDE;1-Naphthoyl chloride,99%
CBNumber:
CB8735331
Molecular Formula:
C11H7ClO
Molecular Weight:
190.63
MDL Number:
MFCD00004002
MOL File:
879-18-5.mol
MSDS File:
SDS
Last updated:2026-06-04 16:00:12

1-Naphthoyl chloride Properties

Melting point 16-19 °C (lit.)
Boiling point 190 °C/35 mmHg (lit.)
Density 1.265 g/mL at 25 °C (lit.)
refractive index n20/D 1.652(lit.)
Flash point >230 °F
storage temp. under inert gas (nitrogen or Argon) at 2-8°C
solubility Chloroform (Slightly)
form Powder, Flakes or Crystals
Specific Gravity 1.265
color White to almost white
Water Solubility Reacts with water.
Sensitive Moisture Sensitive
BRN 775785
Stability Stable. Incompatible with water, moisture, strong oxidizing agents, bases.
InChI 1S/C11H7ClO/c12-11(13)10-7-3-5-8-4-1-2-6-9(8)10/h1-7H
InChIKey NSNPSJGHTQIXDO-UHFFFAOYSA-N
SMILES ClC(=O)c1cccc2ccccc12
CAS DataBase Reference 879-18-5(CAS DataBase Reference)
FDA UNII QEJ8QRD2LC
NIST Chemistry Reference 1-Naphthalenecarbonyl chloride(879-18-5)
EPA Substance Registry System 1-Naphthalenecarbonyl chloride (879-18-5)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)
GHS05
Signal word  Danger
Hazard statements  H314
Precautionary statements  P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363-P405
PPE Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Hazard Codes  C
Risk Statements  34-37-14
Safety Statements  26-36/37/39-45-28A-60-30-20-8
RIDADR  UN 3261 8/PG 2
WGK Germany  3
F  21
Hazard Note  Corrosive
TSCA  TSCA listed
HazardClass  8
PackingGroup  II
HS Code  29163990
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Skin Corr. 1B
Limited Quantities 1 Kg (2.2 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)
NFPA 704
1
3 1

1-Naphthoyl chloride price More Price(57)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 250252 1-Naphthoyl chloride 97% 879-18-5 10g $76.4 2026-04-30 Buy
Sigma-Aldrich 250252 1-Naphthoyl chloride 97% 879-18-5 50g $207 2026-04-30 Buy
TCI Chemical N0047 1-Naphthoyl Chloride 879-18-5 25G $96 2026-04-30 Buy
Usbiological 285041 1-Naphthoyl chloride Asreported 879-18-5 5g $319 2026-06-03 Buy
Usbiological 285041 1-Naphthoyl chloride Asreported 879-18-5 10g $432 2026-06-03 Buy
Product number Packaging Price Buy
250252 10g $76.4 Buy
250252 50g $207 Buy
N0047 25G $96 Buy
285041 5g $319 Buy
285041 10g $432 Buy

1-Naphthoyl chloride Chemical Properties, Uses, Production

Chemical Properties

Low melting solid/Liquid

Uses

1-Naphthoyl chloride has been used:

  • as derivatization reagent in analysis of short-chained dodecyl alcohol ethoxylates and dodecyl alcohol by solid-phase extraction combined with dispersive liquid-liquid microextraction method
  • as fluorescent labeling reagent in determination of T-2 and HT-2 toxins by HPLC with fluorescence detection
  • in Arndt-Eistert synthesis in the presence of trimethylsilyldiazomethane
  • in preparation of 2-ethyl-1-pentyl-3-(1-naphthoyl)indole

Uses

1-Naphthoyl chloride has been used as derivatization reagent in analysis of short-chained dodecyl alcohol ethoxylates and dodecyl alcohol by solid-phase extraction combined with dispersive liquid-liquid micro extraction method, as fluorescent labeling reagent in determination of T-2 and HT-2 toxins by HPLC with fluorescence detection, in Arndt-Eistert synthesis in the presence of trimethylsilyldiazomethane and in preparation of 2-ethyl-1-pentyl-3-(1-naphthoyl)indole.

Synthesis

1-Naphthoic acid

86-55-5

1-Naphthoyl chloride

879-18-5

General method: Method A: 1-Naphthalenecarboxylic acid (5.8 mmol) was dissolved in dry toluene (40 mL) and thionyl chloride (8.0 mmol) was added. After refluxing the reaction for 2 hours, evaporate under reduced pressure to remove the solvent and excess thionyl chloride to give 1-naphthalenecarboxylic acid as a colorless liquid in quantitative yield. Upon cooling, the product formed colorless needle-like crystals with a melting point of 18-19°C (literature value 26°C [54]). 1-Naphthalenecarbonyl chloride (5.8 mmol), triethylamine (8.7 mmol) and the corresponding substituted aniline (5.8 mmol) were dissolved in anhydrous dichloromethane (30 mL), and the mixture was stirred at room temperature for 12 hours. After completion of the reaction, the solvent was removed by evaporation under reduced pressure, the solid residue was washed with 10% hydrochloric acid solution, the crude product was recrystallized with isopropanol and decolorized by the addition of activated carbon.

References

[1] Molecules, 2014, vol. 19, # 7, p. 10386 - 10409
[2] Patent: WO2009/91324, 2009, A1. Location in patent: Page/Page column 29
[3] Organic Letters, 2005, vol. 7, # 3, p. 367 - 369
[4] Chemische Berichte, 1905, vol. 38, p. 180
[5] Chemische Berichte, 1868, vol. 1, p. 42

86-55-5
879-18-5
Synthesis of 1-Naphthoyl chloride from 1-Naphthoic acid
Global Suppliers ( 336)
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Nanjing Tiangong Industrial Co., Ltd 18083705188; 18083705188 sales@tg-chemical.com China 129 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Shandong Xingshun New Material Co., Ltd. 0519-86464994 13382824994 gxy@xingshengtech.com China 100 65
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 45000 61
Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18 China 18187 66
Jia Xing Isenchem Co.,Ltd 0573-85285100 18627885956 isenchem@163.com China 9389 66
Wuhan Wei Shunda Technology Development Co., Ltd. 86-027-88774375 mwmwhot@163.com China 233 65

View Latest Price from 1-Naphthoyl chloride manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1-Naphthoyl chloride  pictures 2026-10-10 1-Naphthoyl chloride
879-18-5
1kg 99% 99999 Rongchuang International
1-Naphthoyl chloride pictures 2026-08-12 1-Naphthoyl chloride
879-18-5
$142.00 1Kg/Bag 99% 1000KG Baoji Guokang Healthchem Co., Ltd.
1-Naphthoyl chloride pictures 2026-03-20 1-Naphthoyl chloride
879-18-5
$1.00 1kg 99% 10 mt Hebei Chuanghai Biotechnology Co., Ltd
ALPHA-NAPHTHOYL CHLORIDE TIMTEC-BB SBB006741 1-(Chlorocarbonyl)naphthalene 1-Naphthoic acid chloride 1-NAPHTHOYL CHLORIDE 98% 1-NAPHTHOYL CHLORIDE(ALPHA-) 99+% 1-NAPHTOHYL CHLORIDE 1-Naphthalenecarboxylic acid chloride 1-Naphthylcarbonyl chloride 1-NAPHTHALENECARBONYL CHLORIDE 1-NAPHTHOYL CHLORIDE Naphthalene-1-carboxylic acid chloride 1-Naphthoyl chloride,99% 1-chloro-1,8a-dihydronaphthalene-1-carbaldehyde 1-Naphthoyl chloride, 99% 10GR Naphthalene-1-carbonyl chloride, 1-(Chlorocarbonyl)naphthalene Naphthoyl chlorid 1-Napthoylchloride 1 - naphthalene forMyl chloride хлорангидрид нафталин-1-карбоновой кислоты, хлорангидрид 1-нафтойной кислоты, 1-Naphthoyl chloride 1-NaphthoylChloride> SKL745 SKL1287 1-Naphthoyl chloride (6CI, 7CI, 8CI) 879-18-5 C11H7CIO C11Cl1H7O1 C11H7ClO C10H7COCl C11H7OCl Acid Halides Organic Building Blocks ACID CHLORIDE Carbonyl Compounds Building Blocks Naphthalene series Miscellaneous Acid Halides Carbonyl Compounds Organic Building Blocks