Nicotinamide

Modify Date: 2026-06-30 10:07:41

Nicotinamide Structure
Nicotinamide structure
Common Name Nicotinamide
CAS Number 98-92-0 Molecular Weight 122.125
Density 1.2±0.1 g/cm3 Boiling Point 257.7±32.0 °C at 760 mmHg
Molecular Formula C6H6N2O Melting Point 128-131 °C(lit.)
MSDS Chinese USA Flash Point 109.7±25.1 °C
Symbol GHS07
GHS07
Signal Word Warning

 Use of Nicotinamide


Nicotinamide is a form of vitamin B3 that plays essential roles in cell physiology through facilitating NAD+ redox homeostasis and providing NAD+ as a substrate to a class of enzymes that catalyze non-redox reactions. Nicotinamide is an inhibitor of SIRT1.

 Names

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

Name 3-​Pyridinecarboxamide
Synonym More Synonyms

 Nicotinamide Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description Nicotinamide is a form of vitamin B3 that plays essential roles in cell physiology through facilitating NAD+ redox homeostasis and providing NAD+ as a substrate to a class of enzymes that catalyze non-redox reactions. Nicotinamide is an inhibitor of SIRT1.
Related Catalog
Target

PARP-1

Human Endogenous Metabolite

In Vitro Pretreatment with the poly (ADP-ribose) polymerase (PARP) inhibitor nicotinamide is able to prevent HCN2 cell death. When nicotinamide is added prior to t-BuOOH, it is able to prevent neuronal cell death and inhibit apoptosis. Nicotinamide-pretreated neurons have higher expression levels of inhibitors of apoptosis (IAP) genes[1]. Nicotinamide inhibits vasoconstriction by ET. Nicotinamide also alleviates oxidative stress, which exacerbates PE and FGR[3].
In Vivo Normal and streptozotocin-nicotinamide induced adult male diabetic rats receive quercetin (10, 25 and 50 mg/kg/bw) orally, and cause significant decrease in FBG and cardiac injury marker levels with increased in insulin levels[2]. Nicotinamide improves maternal hypertension, proteinuria, and glomerular endotheliosis in RUPP mice. Moreover, nicotinamide prolongs pregnancies, and improves survival and growth of the embryos in RUPP PE mice[3].
Animal Admin DM is induced via a single intraperitoneal (i.p) injection of nicotinamide (110 mg/kg/body weight) dissolved in normal saline 15 min prior to streptozotocin (STZ) (55 mg/kg/body weight) injection, which is dissolved in a freshly prepared 0.1mol/Lcitrate buffer (pH 4.5). These injections are given following an overnight fast. Control rats (n=6) are injected with the same amount of solvent. In order to prevent hypoglycemia in the first 24 h following STZ injection, rats are allowed to have free access to water with 5% dextrose (D5W). Three days after STZ-nicotinamide injection, rats with FBG levels greater than 7.0 mM are considered as diabetic.
References

[1]. Bhansali SG, et al. Nicotinamide prevents apoptosis in human cortical neuronal cells. Toxicol Mech Methods. 2006;16(4):173-80.

[2]. Roslan J, et al. Quercetin ameliorates oxidative stress, inflammation and apoptosis in the heart of streptozotocin-nicotinamide-induced adult male diabetic rats. Biomed Pharmacother. 2016 Dec 24;86:570-582

[3]. Fushima T, et al. Nicotinamide ameliorates a preeclampsia-like condition in mice with reduced uterine perfusion pressure. Am J Physiol Renal Physiol. 2016 Dec 7:ajprenal.00501.2016

[4]. Suzuki E, et al. Protective effect of nicotinamide against poly(ADP-ribose) polymerase-1-mediated astrocyte death depends on its transporter-mediated uptake. Life Sci. 2010 Apr 24;86(17-18):676-82.

 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 1.2±0.1 g/cm3
Boiling Point 257.7±32.0 °C at 760 mmHg
Melting Point 128-131 °C(lit.)
Molecular Formula C6H6N2O
Molecular Weight 122.125
Flash Point 109.7±25.1 °C
Exact Mass 122.048012
PSA 55.98000
LogP -0.24
Appearance of Characters powder | white
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.590
InChIKey DFPAKSUCGFBDDF-UHFFFAOYSA-N
SMILES NC(=O)c1cccnc1
Storage condition 0-6°C
Stability Stable. Incompatible with strong oxidizing agents.
Water Solubility 1000 g/L (20 ºC)

 Toxicological Information

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

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QS3675000
CHEMICAL NAME :
Nicotinamide
CAS REGISTRY NUMBER :
98-92-0
LAST UPDATED :
199701
DATA ITEMS CITED :
15
MOLECULAR FORMULA :
C6-H6-N2-O
MOLECULAR WEIGHT :
122.14
WISWESSER LINE NOTATION :
T6NJ CVZ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
3500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1680 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2050 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
2500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Sister chromatid exchange
TEST SYSTEM :
Rodent - hamster Ovary
DOSE/DURATION :
5 mmol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 126,63,1984 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 1 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M0321 No. of Facilities: 1142 (estimated) No. of Industries: 6 No. of Occupations: 15 No. of Employees: 17336 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M0321 No. of Facilities: 2791 (estimated) No. of Industries: 8 No. of Occupations: 34 No. of Employees: 64950 (estimated) No. of Female Employees: 44524 (estimated)

 Safety Information

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

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S26;S36
RIDADR NONH for all modes of transport
WGK Germany 1
RTECS QS3675000
HS Code 2933399090

 Customs

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

HS Code 2933399090
Summary 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Articles391

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Epigenetic reprogramming of the type III interferon response potentiates antiviral activity and suppresses tumor growth.

PLoS Biol. 12(1) , e1001758, (2014)

Type III interferon (IFN-λ) exhibits potent antiviral activity similar to IFN-α/β, but in contrast to the ubiquitous expression of the IFN-α/β receptor, the IFN-λ receptor is restricted to cells of ep...

Alisertib, an Aurora kinase A inhibitor, induces apoptosis and autophagy but inhibits epithelial to mesenchymal transition in human epithelial ovarian cancer cells.

Drug Des. Devel. Ther. 9 , 425-64, (2015)

Ovarian cancer is a leading killer of women, and no cure for advanced ovarian cancer is available. Alisertib (ALS), a selective Aurora kinase A (AURKA) inhibitor, has shown potent anticancer effects, ...

Functionalized tetrahydro-1H-pyrido[4,3-b]indoles: a novel chemotype with Sirtuin 2 inhibitory activity.

Eur. J. Med. Chem. 92 , 145-55, (2015)

Sirtuins are protein deacylases with regulatory roles in metabolism and stress response. Functionalized tetrahydro-1H-pyrido[4,3-b]indoles were identified as preferential sirtuin 2 inhibitors, with in...

 Synonyms

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

Niacinamide
MFCD00006395
Nicotinic acid amide
Vitamin- B3
Witamina PP
3-Pyridinecarboxamide
Nicotinamide
Pyridine-3-carboxamide
T6NJ CVZ
Dipigyl
EINECS 202-713-4
Vi-noctyl

 Nicotinamide | FAQ

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

Q: What is the boiling point of 3-​Pyridinecarboxamide?
A: Boiling point of 3-​Pyridinecarboxamide is 257.7±32.0 °C at 760 mmHg.
Q: What is the English name of 3-​Pyridinecarboxamide?
A: The English name of 3-​Pyridinecarboxamide is 3-​Pyridinecarboxamide.
Q: What is the melting point of 3-​Pyridinecarboxamide?
A: Melting point of 3-​Pyridinecarboxamide is 128-131 °C(lit.).
Q: What is the molecular weight of 3-​Pyridinecarboxamide?
A: Molecular weight of 3-​Pyridinecarboxamide is 122.125.
Q: What is the InChIKey of 3-​Pyridinecarboxamide?
A: InChIKey of 3-​Pyridinecarboxamide is DFPAKSUCGFBDDF-UHFFFAOYSA-N.
Q: What is the molecular formula of 3-​Pyridinecarboxamide?
A: Molecular formula of 3-​Pyridinecarboxamide is C6H6N2O.
Q: What is the SMILES notation of 3-​Pyridinecarboxamide?
A: SMILES notation of 3-​Pyridinecarboxamide is NC(=O)c1cccnc1.
Q: What is the safety information for 3-​Pyridinecarboxamide?
A: Safety information for 3-​Pyridinecarboxamide: S26;S36.
Q: What is the physical appearance of 3-​Pyridinecarboxamide?
A: 3-​Pyridinecarboxamide appears as powder | white.
Q: What is the polar surface area (PSA) of 3-​Pyridinecarboxamide?
A: Polar surface area (PSA) of 3-​Pyridinecarboxamide is 55.98000.

 Nicotinamidefactory

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

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