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3-acetamidophthalic acid

3-acetamidophthalic acid Structure
3-acetamidophthalic acid structure
CAS No.
15371-06-9
Chemical Name:
3-acetamidophthalic acid
Synonyms
Apr-im A;Einecs 239-404-9;Apremilast Imp C;Apste impurity 18;Apster Impurity 36;Apremilast Impurity B;Apremilast EP Impurity B;3-acetamidophthalic acid;Apremilast impurity HS093251;3-(Acetylamino)phthalic acid
CBNumber:
CB1919983
Molecular Formula:
C10H9NO5
Molecular Weight:
223.18
MDL Number:
MFCD00612509
MOL File:
15371-06-9.mol
MSDS File:
SDS
Last updated:2026-05-27 23:53:12
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3-acetamidophthalic acid Properties

Melting point 260 °C
Boiling point 518.2±45.0 °C(Predicted)
Density 1.512±0.06 g/cm3(Predicted)
storage temp. Refrigerator, under inert atmosphere
solubility DMSO (Slightly), Methanol (Slightly)
form Solid
pka 2.54±0.10(Predicted)
color Pale Yellow
FDA UNII I1M6HR1N6D
EPA Substance Registry System 3-(Acetylamino)phthalic acid (15371-06-9)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Health Hazard (GHS08)
GHS07,GHS08
Signal word  Warning
Hazard statements  H361-H413-H341-H317-H351
Precautionary statements  P201-P202-P281-P308+P313-P405-P501-P261-P272-P280-P302+P352-P333+P313-P321-P363-P501-P201-P202-P281-P308+P313-P405-P501-P201-P202-P281-P308+P313-P405-P501
TSCA  TSCA listed

3-acetamidophthalic acid price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological 423598 3-Acetamidophthalic Acid 15371-06-9 5mg $403 2026-06-03 Buy
Usbiological 423598 3-Acetamidophthalic Acid 15371-06-9 25mg $785 2026-06-03 Buy
TRC TRC-A161140-5MG 3-Acetamidophthalic Acid 15371-06-9 5mg $180 2026-06-03 Buy
TRC TRC-A161140-25MG 3-Acetamidophthalic Acid 15371-06-9 25mg $566 2026-06-03 Buy
TRC TRC-A161140-100MG 3-Acetamidophthalic Acid 15371-06-9 100mg $1601 2026-06-03 Buy
Product number Packaging Price Buy
423598 5mg $403 Buy
423598 25mg $785 Buy
TRC-A161140-5MG 5mg $180 Buy
TRC-A161140-25MG 25mg $566 Buy
TRC-A161140-100MG 100mg $1601 Buy

3-acetamidophthalic acid Chemical Properties,Uses,Production

Uses

3-Acetamidophthalic Acid is an impurity of Apremilast (A729700); an oral phosphodiesterase 4 inhibitor used in the treatment of psoriatic arthritis. Apremilast EP Impurity B

3-acetamidophthalic acid Preparation Products And Raw materials

Raw materials

Preparation Products

3-acetamidophthalic acid Suppliers

Global( 79)Suppliers
Supplier Tel Email Country ProdList Advantage
Adamas Reagent, Ltd. 400-6009262 15618770481 yhx@titansci.com China 14098 59
Daicel Chiral Technologies (China)CO.,LTD 021-50460086-9 15921403865 han_yajun@dctc.daicel.com China 7909 65
Suzhou Carbonwell Pharma-Tech Co., Ltd 0512-0512-88981216 13776013740 1320558046@qq.com China 72 58
Bide Pharmatech Ltd. 400-164-7117 18317119277 product02@bidepharm.com China 40000 60
ShangHai D&B Biological Science and Technology Co.Ltd 400-008-9730,021-54359730 400-008-9730 info@chemxyz.com China 3642 60
Quality Control Solutions Ltd. 0755-66853366 13670046396 orders@qcsrm.com China 18188 56
Mashilabs (Shanghai) Co.,Ltd. 19916721580 mafarm@126.com China 4538 58
Chengdu DingDang Pharmaceutical Co., Ltd. 028-86040038 market@dingdangchem.com China 1853 55
Tonichem Pharmaceutical Technology Co., Ltd. +86 (0752) 222-7171, +86 15815821171 China 1117 58
Lynnchem 86-(0)29-85992781 17792393971 info@lynnchem.com China 4578 58
Supplier Advantage
Adamas Reagent, Ltd. 59
Daicel Chiral Technologies (China)CO.,LTD 65
Suzhou Carbonwell Pharma-Tech Co., Ltd 58
Bide Pharmatech Ltd. 60
ShangHai D&B Biological Science and Technology Co.Ltd 60
Quality Control Solutions Ltd. 56
Mashilabs (Shanghai) Co.,Ltd. 58
Chengdu DingDang Pharmaceutical Co., Ltd. 55
Tonichem Pharmaceutical Technology Co., Ltd. 58
Lynnchem 58

View Lastest Price from 3-acetamidophthalic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
3-acetamidophthalic acid pictures 2026-08-25 3-acetamidophthalic acid
15371-06-9
 $2.20-8.80 1kg 99% 100kg ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

3-acetamidophthalic acid Spectrum

3-acetamidophthalic acid(15371-06-9)1HNMR

15371-06-9(3-acetamidophthalic acid)Related Search:

1,2-Benzenedicarboxylicacid,3-(hydroxyamino)-(9CI) 1-(3,4-Dimethoxyphenyl)-2-(methylsulfonyl)ethan-1-amine 3-Ethoxy-4-Methoxy-alpha-[(Methylsulfonyl)Methyl]-benzeneMethanaMine Apremilast Impurity FA HHUBRUYPYDODRB-UHFFFAOYSA-N
Apremilast Impurity G Apremilast 1-(3-Ethoxy-4-Methoxyphenyl)-2-(Methylsulfonyl) ethanone 3-Ethoxy-4-methoxybenzaldehyde oxime (S)-N-(2-(1-(3,4-dihydroxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide
(S)-N-(2-(1-(3-ethoxy-4-hydroxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide Apremilast Apremilast Apremilast (E)-3-hydroxy-4-methoxybenzaldehyde oxime
3-Ethoxy-4-methoxybenzoic acid Apremilast Impurity E (S)-1-(3-Ethoxy-4-Methoxyphenyl)-2-(Methylsulfonyl)ethylaMine N-acetyl-L-leucine salt

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3-acetamidophthalic acid 3-(Acetylamino)phthalic acid 1,2-Benzenedicarboxylic acid, 3-(acetylamino)- 3-Acetamido-1,2-benzenedicarboxylic acid Einecs 239-404-9 Apremilast Impurity B Apremilast EP Impurity B Apremilast Impurity 14（Apremilast EP Impurity B） Apremilast Imp C Apremilast impurity HS093251 3-(Acetylamino)-1,2-benzenedicarboxylic Acid Apremilast EP Impurity B (Apremilast 3-Acetamido phthalic acid Impurity) Apr-im A Apste impurity 18 3-Acetamidophthalic acid (EP-imp-B) Apster Impurity 36 Apremilast Phthalic Acid Impurity (Metabolite M18) 15371-06-9