Picramic acid

Modify Date: 2026-06-30 21:12:16

Picramic acid Structure
Picramic acid structure
Common Name Picramic acid
CAS Number 96-91-3 Molecular Weight 199.12100
Density 1.749 g/cm 3 Boiling Point 386.3ºC at 760 mmHg
Molecular Formula C6H5N3O5 Melting Point 169°C
MSDS N/A Flash Point 187.5ºC

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 2-amino-4,6-dinitrophenol
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.749 g/cm 3
Boiling Point 386.3ºC at 760 mmHg
Melting Point 169°C
Molecular Formula C6H5N3O5
Molecular Weight 199.12100
Flash Point 187.5ºC
Exact Mass 199.02300
PSA 137.89000
LogP 2.41840
Index of Refraction 1.73
InChIKey QXYMVUZOGFVPGH-UHFFFAOYSA-N
SMILES Nc1cc([N+](=O)[O-])cc([N+](=O)[O-])c1O
Stability Stable. Combustible - burns rapidly: dangerous fire risk. Do not subject to shock, friction or heat. Incompatible with strong oxidizing agents.
Water Solubility <0.1 g/100 mL at 20.5 ºC

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
SJ5800000
CHEMICAL NAME :
Phenol, 2-amino-4,6-dinitro-
CAS REGISTRY NUMBER :
96-91-3
BEILSTEIN REFERENCE NO. :
0989416
LAST UPDATED :
199612
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C6-H5-N3-O5
MOLECULAR WEIGHT :
199.14
WISWESSER LINE NOTATION :
WNR CZ DQ ENW

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2100 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 :
Intravenous
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
150 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Cardiac - other changes Gastrointestinal - hypermotility, diarrhea
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Bird - pigeon
DOSE/DURATION :
140 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Behavioral - rigidity (including catalepsy) Lungs, Thorax, or Respiration - dyspnea
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intramuscular
SPECIES OBSERVED :
Bird - pigeon
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Nutritional and Gross Metabolic - body temperature increase

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Bacteria - Salmonella typhimurium
DOSE/DURATION :
5 umol/plate
REFERENCE :
NEZAAQ Nippon Eiseigaku Zasshi. Japanese Journal of Hygiene. (Nippon Eisei Gakkai, c/o Kyoto Daigaku Igakubu, Konoe-cho, Yoshida, Sakyo-ku, Kyoto 606, Japan) V.1- 1946- Volume(issue)/page/year: 38,533,1983

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes E,Xn
Risk Phrases R1
Safety Phrases S35-S61
RIDADR 3317
RTECS SJ5800000
Packaging Group II
Hazard Class 4.1
HS Code 2922299090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2922299090
Summary 2922299090. other amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Picramic acidBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: p53 small molecule agonists, cell-based qHTS assay
Source: 824
External Id: P53344
Name: p53 small molecule agonists, cell-based qHTS assay with human liver microsomes
Source: 824
Target: tumor suppressor p53 [Homo sapiens]
External Id: P53MS233
Name: p53 small molecule agonists, cell-based qHTS assay with rat liver microsomes
Source: 824
Target: tumor suppressor p53 [Homo sapiens]
External Id: P53MS898
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

MFCD00070534
EINECS 202-544-6
4,6-dinitro-2-aminophenol
Zoba 4R
2-amino-4,6-DNP
1-amino-2-hydroxy-3,5-dinitrobenzene
2-amino-4,6-dinitro-1-hydroxybenzene
1-hydroxy-2-amino-4,6-dinitrobenzene
Furro 4R
Fourrine 4R
Oxidation Base 21
Fourrine 93
2-amino-4,6-dinitro-phenol
6-Amino-2,4-dinitrophenol
Picramic acid
Acide picramique

 Picramic acid | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the English name of 2-amino-4,6-dinitrophenol?
A: The English name of 2-amino-4,6-dinitrophenol is 2-amino-4,6-dinitrophenol.
Q: What are the upstream materials of 2-amino-4,6-dinitrophenol?
A: Related upstream materials(CAS) of 2-amino-4,6-dinitrophenol: 88-89-1;603-87-2;13316-89-7;3324-58-1;95-55-6;51-28-5;6296-59-9;99-57-0.
Q: What is the InChIKey of 2-amino-4,6-dinitrophenol?
A: InChIKey of 2-amino-4,6-dinitrophenol is QXYMVUZOGFVPGH-UHFFFAOYSA-N.
Q: What is the polar surface area (PSA) of 2-amino-4,6-dinitrophenol?
A: Polar surface area (PSA) of 2-amino-4,6-dinitrophenol is 137.89000.
Q: What is the molecular formula of 2-amino-4,6-dinitrophenol?
A: Molecular formula of 2-amino-4,6-dinitrophenol is C6H5N3O5.
Q: What is the safety information for 2-amino-4,6-dinitrophenol?
A: Safety information for 2-amino-4,6-dinitrophenol: S35-S61.
Q: What is the LogP of 2-amino-4,6-dinitrophenol?
A: LogP of 2-amino-4,6-dinitrophenol is 2.41840.
Q: How is the water solubility of 2-amino-4,6-dinitrophenol?
A: Water solubility of 2-amino-4,6-dinitrophenol: <0.1 g/100 mL at 20.5 ºC.
Q: What English synonyms does 2-amino-4,6-dinitrophenol have?
A: English synonyms of 2-amino-4,6-dinitrophenol: MFCD00070534, EINECS 202-544-6, 4,6-dinitro-2-aminophenol, Zoba 4R, 2-amino-4,6-DNP, 1-amino-2-hydroxy-3,5-dinitrobenzene, 2-amino-4,6-dinitro-1-hydroxybenzene, 1-hydroxy-2-amino-4,6-dinitrobenzene, Furro 4R, Fourrine 4R, Oxidation Base 21, Fourrine 93, 2-amino-4,6-dinitro-phenol, 6-Amino-2,4-dinitrophenol, Picramic acid, Acide picramique.
Q: What is the boiling point of 2-amino-4,6-dinitrophenol?
A: Boiling point of 2-amino-4,6-dinitrophenol is 386.3ºC at 760 mmHg.

 Picramic acidfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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