ChemicalBook >> CAS DataBase List >>5-Chloro-2-hydroxybenzoic acid
5-Chloro-2-hydroxybenzoic acid
- CAS No.
- 321-14-2
- Chemical Name:
- 5-Chloro-2-hydroxybenzoic acid
- Synonyms
- 5-CHLOROSALICYLIC ACID;5 CSA;JACS-321-14-2;RARECHEM AL BO 0847;5-Chlorosalicylic ac;5-chloro-salicylicaci;5-ChlorosaliclylicAcid;5-chlorosalicylic aicd;5-CHLOROSALICYCLIC ACID;CHLOROSALICYLIC(5-) ACID
- CBNumber:
- CB8421924
- Molecular Formula:
- C7H5ClO3
- Molecular Weight:
- 172.57
- MDL Number:
- MFCD00002457
- MOL File:
- 321-14-2.mol
- MSDS File:
- SDS
Last updated:2025-12-17 09:50:27
| Product description | Number | Pack Size | Price |
| 5-Chlorosalicylic acid 98% | C70908 | 100g | $53.4 |
| 5-Chlorosalicylic Acid >98.0%(GC)(T) | C0287 | 25g | $25 |
| 5-Chlorosalicylic Acid >98.0%(GC)(T) | C0287 | 500g | $121 |
| 5-Chlorosalicylic acid | FC38942 | 5kg | $152 |
| 5-Chlorosalicylic acid | FC38942 | 10Kg | $243.5 |
| More product size | |||
| Melting point | 171-172 °C(lit.) |
|---|---|
| Boiling point | 244.67°C (rough estimate) |
| Density | 1.3766 (rough estimate) |
| refractive index | 1.4580 (estimate) |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | 1g/l |
| form | powder to crystal |
| pka | pK1:2.63 (25°C) |
| color | White to Almost white |
| PH | 2.5 (H2O, 20℃)(aqueous suspension) |
| Water Solubility | 1 g/L (20 ºC) |
| BRN | 2046665 |
| Cosmetics Ingredients Functions | SKIN CONDITIONING |
| LogP | 3.090 |
| CAS DataBase Reference | 321-14-2(CAS DataBase Reference) |
| EWG's Food Scores | 1 |
| FDA UNII | J2YFG68VCZ |
| NIST Chemistry Reference | 5-Chlorosalicylic acid(321-14-2) |
| EPA Substance Registry System | Benzoic acid, 5-chloro-2-hydroxy- (321-14-2) |
| UNSPSC Code | 12352100 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) | ![]() GHS06 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Danger | |||||||||
| Hazard statements | H301 | |||||||||
| Precautionary statements | P264-P270-P301+P310-P405-P501 | |||||||||
| Hazard Codes | Xn | |||||||||
| Risk Statements | 22-36/38-36/37/38-20/21/22 | |||||||||
| Safety Statements | 26-36-37/39 | |||||||||
| RIDADR | UN 2811 6.1/PG 3 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | VO2080000 | |||||||||
| TSCA | TSCA listed | |||||||||
| HazardClass | 6.1 | |||||||||
| PackingGroup | III | |||||||||
| HS Code | 29182990 | |||||||||
| Toxicity | LD50 oral in rat: 250mg/kg | |||||||||
| Limited Quantities | 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid) | |||||||||
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L) | |||||||||
| NFPA 704 |
|
5-Chloro-2-hydroxybenzoic acid price More Price(14)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | C70908 | 5-Chlorosalicylic acid 98% | 321-14-2 | 100g | $53.4 | 2025-07-31 | Buy |
| TCI Chemical | C0287 | 5-Chlorosalicylic Acid >98.0%(GC)(T) | 321-14-2 | 25g | $25 | 2025-07-31 | Buy |
| TCI Chemical | C0287 | 5-Chlorosalicylic Acid >98.0%(GC)(T) | 321-14-2 | 500g | $121 | 2025-07-31 | Buy |
| Biosynth Carbosynth | FC38942 | 5-Chlorosalicylic acid | 321-14-2 | 5kg | $152 | 2021-12-16 | Buy |
| Biosynth Carbosynth | FC38942 | 5-Chlorosalicylic acid | 321-14-2 | 10Kg | $243.5 | 2021-12-16 | Buy |
5-Chloro-2-hydroxybenzoic acid Preparation Products And Raw materials
Raw materials
Salicylic acid
Chlorine
3,5-Dichlorosalicylic acid
4-Chloro-1-(methoxymethoxy)benzene
6-CHLORO-2-METHYL-4H-CHROMEN-4-ONE
1of3
Preparation Products
1of2
Global( 470)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Hebei Chuanghai Biotechnology Co,.LTD | +86-13131129325 | sales1@chuanghaibio.com | China | 5242 | 58 |
| Henan Fengda Chemical Co., Ltd | +86-371-86557731 +86-13613820652 | info@fdachem.com | China | 20129 | 58 |
| Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | info@tianfuchem.com | China | 21602 | 55 |
| career henan chemical co | +86-0371-86658258 +8613203830695 | sales@coreychem.com | China | 29839 | 58 |
| Shanghai Arbor Chemical Co., Ltd. | 021-60451682 | act@arborchemical.com | CHINA | 904 | 58 |
| Hubei Jusheng Technology Co.,Ltd. | 18871490254 | linda@hubeijusheng.com | CHINA | 28172 | 58 |
| Alchem Pharmtech,Inc. | 8485655694 | sales@alchempharmtech.com | United States | 63687 | 58 |
| CONIER CHEM AND PHARMA LIMITED | +8618523575427 | sales@conier.com | China | 49977 | 58 |
| Antai Fine Chemical Technology Co.,Limited | 18503026267 | info@antaichem.com | CHINA | 9636 | 58 |
| Neostar United (Changzhou) Industrial Co., Ltd. | +86-0519-85551759 +8613506123987 | marketing1@neostarunited.com | China | 8830 | 58 |
View Lastest Price from 5-Chloro-2-hydroxybenzoic acid manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
![]() |
2025-09-25 | 5-Chloro-2-hydroxybenzoic acid
321-14-2
|
US $10.00-0.80 / KG | 1KG | 99% | g-kg-tons, free sample is available | Henan Fengda Chemical Co., Ltd | |
![]() |
2025-05-26 | 5-Chloro-2-hydroxybenzoic acid
321-14-2
|
US $5.00-2.00 / KG | 1KG | 99% | 10000kg | Hebei Chuanghai Biotechnology Co,.LTD | |
![]() |
2022-02-19 | 5-Chloro-2-hydroxybenzoic acid
321-14-2
|
US $0.00 / KG | 1KG | 99.2% | 100 tons | Honest Joy Holdings Limited |
-

- 5-Chloro-2-hydroxybenzoic acid
321-14-2
- US $10.00-0.80 / KG
- 99%
- Henan Fengda Chemical Co., Ltd
-

- 5-Chloro-2-hydroxybenzoic acid
321-14-2
- US $5.00-2.00 / KG
- 99%
- Hebei Chuanghai Biotechnology Co,.LTD
-

- 5-Chloro-2-hydroxybenzoic acid
321-14-2
- US $0.00 / KG
- 99.2%
- Honest Joy Holdings Limited
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5-Chloro-2-hydroxybenzoic acid for synthesis
5 CSA
5-chloro-2-hydroxy-benzoicaci
2-Hydroxy-5-chlorobenzoic acid
JACS-321-14-2
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5-chloro-2-hydroxybenzoate
5-Chlorosalicylic Acid >
321-14-2
ClC6H3OHCO2H
Building Blocks
C7
Carbonyl Compounds
Carboxylic Acids
Organic Building Blocks
CARBOXYLIC ACID
Building Blocks
C7
Carbonyl Compounds
Carboxylic Acids
C-CH
Cell Biology
Chemical Synthesis
Organic Building Blocks
API Intermediate
Bioactive Small Molecules
Amino Acid Derivatives
FINE Chemical & INTERMEDIATES
Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts







