ChemicalBook > CAS DataBase List > 4-Chlorobenzene-1,2-diol

4-Chlorobenzene-1,2-diol

Product Name
4-Chlorobenzene-1,2-diol
CAS No.
2138-22-9
Chemical Name
4-Chlorobenzene-1,2-diol
Synonyms
AIDS-017780;Chlorocatechol;4-CHLOROCATECHOL;4-CHLOROCATHECOL;4-chloro-pyrocatecho;4-MONOCHLOROCATECHOL;4-Chlorocatechol 97%;4-Chlorocatechol >Glycerol Impurity 76;4-CHLOROCATECHOL 98+%
CBNumber
CB2668875
Molecular Formula
C6H5ClO2
Formula Weight
144.56
MOL File
2138-22-9.mol
More
Less

4-Chlorobenzene-1,2-diol Property

Melting point:
90-94 °C (lit.)
Boiling point:
140°C 10,5mm
Density 
1.2558 (rough estimate)
refractive index 
1.4620 (estimate)
storage temp. 
Inert atmosphere,Room Temperature
solubility 
Chloroform (Slightly), Methanol (Slightly)
form 
powder to crystal
pka
8.84±0.10(Predicted)
color 
White to Light yellow to Light orange
InChIKey
WWOBYPKUYODHDG-UHFFFAOYSA-N
CAS DataBase Reference
2138-22-9(CAS DataBase Reference)
More
Less

Safety

Hazard Codes 
C
Risk Statements 
34
Safety Statements 
26-36/37/39-45
RIDADR 
UN 1759 8/PG 2
WGK Germany 
3
RTECS 
UX1490000
HazardClass 
8
PackingGroup 
II
HS Code 
29081990
More
Less

Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H314Causes severe skin burns and eye damage

Precautionary statements

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P363Wash contaminated clothing before reuse.

More
Less

N-Bromosuccinimide Price

Sigma-Aldrich
Product number
148520
Product name
4-Chlorocatechol
Purity
97%
Packaging
1g
Price
$124
Updated
2024/03/01
TCI Chemical
Product number
C0568
Product name
4-Chlorocatechol
Purity
>98.0%(GC)
Packaging
5g
Price
$192
Updated
2024/03/01
TCI Chemical
Product number
C0568
Product name
4-Chlorocatechol
Purity
>98.0%(GC)
Packaging
25g
Price
$574
Updated
2024/03/01
TRC
Product number
C381100
Product name
4-Chloropyrocatechol
Packaging
10g
Price
$800
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
HCH0013158
Product name
4-CHLOROCATECHOL
Purity
95.00%
Packaging
1G
Price
$698.91
Updated
2021/12/16
More
Less

4-Chlorobenzene-1,2-diol Chemical Properties,Usage,Production

Uses

4-chlorocatechol was a major degradation product of 4-chloro-2-aminophenol (4C2AP)1. The degradation of 4-chlorocatechol was catalyzed by cphA-I enzyme2.

Definition

ChEBI: A chlorocatechol that is catechol substituted by a chloro group at position 4.

Synthesis Reference(s)

Tetrahedron Letters, 33, p. 865, 1992 DOI: 10.1016/S0040-4039(00)91561-2

General Description

4-chlorocatechol was a major degradation product of 4-chloro-2-aminophenol (4C2AP). The degradation of 4-chlorocatechol was catalyzed by cphA-I enzyme.

4-Chlorobenzene-1,2-diol Preparation Products And Raw materials

Raw materials

Preparation Products

More
Less

4-Chlorobenzene-1,2-diol Suppliers

Americas 1 China 94 Europe 1 Germany 4 India 3 Japan 1 Norway 1 Switzerland 1 United Kingdom 4 United States 24 Global 134
J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
94657
Advantage
76
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24529
Advantage
81
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44689
Advantage
61
Capot Chemical Co., Ltd
Tel
+86 (0) 571 85 58 67 18
Fax
0086-571-85864795
Email
sales@capotchem.com
Country
China
ProdList
18207
Advantage
66
Adamas Reagent, Ltd.
Tel
400-6009262 16621234537
Fax
021-64823266
Email
chenyj@titansci.com
Country
China
ProdList
14103
Advantage
59
Nanjing Chemlin Chemical Co., Ltd
Tel
19951945301
Fax
+86-25-83453306
Email
info@chemlin.com.cn
Country
China
ProdList
19185
Advantage
64
Shandong Xiya Chemical Co., Ltd
Tel
4009903999 13355009207
Fax
0539-6365991
Email
3007715519@qq.com
Country
China
ProdList
18738
Advantage
57
Nanjing Vital Chemical Co., Ltd.
Tel
Please Send Email 18652950785
Fax
025-87193546
Email
chemweiao@163.com
Country
China
ProdList
4378
Advantage
65
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Tel
025-66099280 17798518460
Fax
(1)02557626880
Email
cfzhang@aikonchem.com
Country
China
ProdList
19915
Advantage
55
9ding chemical ( Shanghai) Limited
Tel
4009209199
Fax
86-021-52271987
Email
sales@9dingchem.com
Country
China
ProdList
22514
Advantage
55
Bide Pharmatech Ltd.
Tel
400-164-7117 13681763483
Fax
+86-21-61629029
Email
product02@bidepharm.com
Country
China
ProdList
41462
Advantage
60
Chengdu HuaXia Chemical Reagent Co. Ltd
Tel
400-1166-196 13458535857
Fax
QQ：800101999
Email
cdhxsj@163.com
Country
China
ProdList
13350
Advantage
58
Xinyanhe Pharmatech Co.,Ltd
Tel
0519-85252752 15366845260
Fax
86-0519-85683352
Email
taihuaren@vip.163.com
Country
China
ProdList
1301
Advantage
58
Nanjing Chalf-Pharm Technology Co., Ltd.
Tel
025-57018978 18251899859
Fax
025-57018008
Email
sales@chalf-pharm.com
Country
China
ProdList
5788
Advantage
50
Sigma-Aldrich
Tel
021-61415566 800-8193336
Email
orderCN@merckgroup.com
Country
China
ProdList
51456
Advantage
80
Tianjin Wizard Science and Technology Co., Ltd.
Tel
22-22-58620773 18102163693
Fax
86-22-58620773
Email
tjchemwizard@163.com
Country
China
ProdList
99
Advantage
55
Shanghai YuanYe Biotechnology Co., Ltd.
Tel
021-61312847; 18021002903
Fax
QQ:3008007432
Email
3008007409@qq.com
Country
China
ProdList
27313
Advantage
60
Shandong Ono Chemical Co., Ltd.
Tel
0539-6362799 20）
Fax
0539-6362799（To 20）
Country
China
ProdList
10007
Advantage
58
9ding chemical ( Shanghai) Limited
Tel
021-021-52271985 17721149837
Fax
+86 (21) 52271987
Email
sales@9dingchem.com
Country
China
ProdList
19800
Advantage
60
SHANGHAI FDC-CHEMICAL CO.,LTD
Tel
021-61469567 13482353728
Fax
021-61161605
Email
sales@fdc-chemical.com
Country
China
ProdList
15006
Advantage
58
Shanghai Haohong Pharmaceutical Co., Ltd.
Tel
400-8210725 18016230971
Fax
021-58955996
Email
malulu@leyan.com
Country
China
ProdList
25004
Advantage
58
Tianjin heowns Biochemical Technology Co., Ltd.
Tel
400-6387771-6037 18920794737
Email
sales@heowns.com
Country
China
ProdList
23083
Advantage
60
Henan Alfachem Co.,Ltd.
Tel
0371-0371-55051623 18137891487
Fax
QQ：2853979817
Email
2853979817@qq.com
Country
China
ProdList
10010
Advantage
58
Yujinpharma(Tianjin) Technology Co.,Ltd.
Tel
13370351217 kungfu1217@1
Fax
QQ1400885609
Email
kungfu1217@163.com
Country
China
ProdList
8976
Advantage
58
3A Chemicals
Tel
400-668-9898
Fax
010-51582189
Email
service@3achem.com
Country
China
ProdList
20557
Advantage
58
Chengdu Saint - Kay Biotechnology Co., Ltd.
Tel
028-85157043 15882256948
Email
676046971@qq.com
Country
China
ProdList
4398
Advantage
58
Shanghai Jizhi Biochemical Technology Co. Ltd.
Tel
4009004166/18616739031 18616739031
Email
3007523370@qq.com
Country
China
ProdList
52693
Advantage
58
Beijing OKA biological technology co., LTD
Tel
010-010-010-62971590 18548936886
Fax
010-62340519
Email
jack@oka-vip.com
Country
China
ProdList
6897
Advantage
58
Cool Pharm, Ltd
Tel
18019463053
Fax
021-50966098
Email
sales@coolpharm.com
Country
China
ProdList
13010
Advantage
58
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Tel
+86-400-002-6226 +86-13028896684;
Email
sales@rrkchem.com
Country
China
ProdList
57423
Advantage
58
Xinyi Kaiwu Chemical Technology Co., Ltd.
Tel
0516-0516-88997009 18651776937
Email
4164357@qq.com
Country
China
ProdList
3223
Advantage
58
Henan Alfa Chemical Co., Ltd
Tel
Country
China
ProdList
12003
Advantage
58
Hefei TNJ Chemical Industry Co.,Ltd.
Tel
+86-0551-65418671 +8618949823763
Fax
0551-65418697
Email
sales@tnjchem.com
Country
China
ProdList
34563
Advantage
58
Dayang Chem (Hangzhou) Co.,Ltd.
Tel
571-88938639 +8617705817739
Fax
+86-571-88938652，+86-571- 88492614
Email
info@dycnchem.com
Country
China
ProdList
52849
Advantage
58
Chemwill Asia Co.,Ltd.
Tel
86-21-51086038
Fax
86-21-51861608
Email
chemwill_asia@126.com
Country
CHINA
ProdList
23912
Advantage
58
Chongqing Chemdad Co., Ltd
Tel
+86-023-6139-8061 +86-86-13650506873
Email
sales@chemdad.com
Country
China
ProdList
39894
Advantage
58
CONIER CHEM AND PHARMA LIMITED
Tel
+8618523575427
Email
sales@conier.com
Country
China
ProdList
49476
Advantage
58
Shanghai Kaiwei Chemical Technology Co., Ltd.
Tel
021-58461859 15821823057
Email
service@aiviche.com
Country
China
ProdList
49312
Advantage
58
Richest Group Ltd
Tel
18017061086
Email
oled@richest-group.com
Country
CHINA
ProdList
5600
Advantage
58
ShangHai Anpel Co, Ltd.
Tel
18501792038; 18501792038
Email
shanpel@anpel.com.cn
Country
China
ProdList
9611
Advantage
58
Nanjing shengyilai Chemical Co., Ltd
Tel
19951936396
Email
3158688292@qq.com
Country
China
ProdList
4856
Advantage
58
Shanghai Hongju Pharmaceutical Technology Co., LTD
Tel
18001895509
Fax
QQ2934193566;
Email
986383309@qq.com
Country
China
ProdList
1566
Advantage
58
Qingdao Tenglong microwave technology co., LTD.
Tel
0532-83818797 18561885118
Email
market@tlwb.com.cn
Country
China
ProdList
3944
Advantage
58
Mainchem Co., Ltd.
Tel
--
Fax
--
Email
sarah@mainchem.com
Country
China
ProdList
6567
Advantage
58
Shanghai Sunway Pharmaceutical Technology Co.,Ltd.
Tel
021-51816796-820 13611835272
Fax
021-5161 3951
Email
sales2@sunwaypharm.com
Country
China
ProdList
44457
Advantage
58
Shandong Tianming Biotechnology Development Co. Ltd
Tel
400-9019001
Country
China
ProdList
15069
Advantage
58
TCI (Shanghai) Chemical Trading Co., Ltd.
Tel
021-021-61109150
Fax
021-61105897
Email
sales@tcisct.com
Country
China
ProdList
31121
Advantage
58
Beijing Jin Ming Biotechnology Co., Ltd.
Tel
010-60605840 15801484223;
Email
psaitong@jm-bio.com
Country
China
ProdList
29774
Advantage
58
Qi Qi hang Biotechnology Co., Ltd.
Tel
15870833005
Email
2232044025@qq.com
Country
China
ProdList
8206
Advantage
58
Shangqiu Ladybug Network Technology Co., LTD
Tel
17550092151
Fax
03702782809
Email
3628320093@qq.com
Country
China
ProdList
4206
Advantage
58
More
Less

View Lastest Price from 4-Chlorobenzene-1,2-diol manufacturers

Career Henan Chemical Co
Product
4-Chlorobenzene-1,2-diol 2138-22-9
Price
US $1.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
100kg
Release date
2019-07-11

2138-22-9, 4-Chlorobenzene-1,2-diolRelated Search:

4-tert-Butylcatechol 4-Fluorocatechol Pyrocatechol Violet Catechol Chlorobenzene Tetrachlorophthalic acid 2,7-DICHLORODIBENZO-P-DIOXIN 6-CHLOROPIPERONYL ALCOHOL 1,2,3,4,6,7,8,9-OCTACHLORODIBENZO-P-DIOXIN tert-Butylcatechol 6-CHLOROPIPERONAL 1,2,3,4-TETRACHLORODIBENZO-P-DIOXIN 2-CHLORODIBENZO-P-DIOXIN 1,2,4-TRICHLORODIBENZO-P-DIOXIN 6-CHLOROPIPERONYL CHLORIDE 5-CHLORO-1,3-BENZODIOXOLE TETRACHLOROCATECHOL 2,3,7,8-TETRACHLORODIBENZO-P-DIOXIN

  • 4-CHLORO-1,2-DIHYDROXYBENZENE
  • 4-CHLOROCATHECOL
  • 4-CHLOROCATECHOL
  • 4-chloro-2-benzenediol
  • 4-chloro-pyrocatecho
  • Chlorocatechol
  • AIDS-017780
  • 4-MONOCHLOROCATECHOL
  • 4-CHLOROCATECHOL 98+%
  • 4-Chlorobenzene-1,2-diol
  • 2-Hydroxy-4-chlorophenol
  • 4-Chloro-2-hydroxyphenol
  • 4-Chlorocatechol 97%
  • 4-Chlorocatechol &gt
  • 1,2-Benzenediol, 4-chloro-
  • 4-Chlorocatechol in isopropanol
  • C11395300 4-Chlorocatechol
  • Glycerol Impurity 76
  • 2138-22-9
  • C6H5ClO2
  • Organic Building Blocks
  • Polyols
  • Oxygen Compounds
  • Building Blocks
  • Benzenes
  • Organic Building Blocks
  • Oxygen Compounds
  • Polyols
  • Phenol&Thiophenol&Mercaptan
  • Heterocyclic Compounds