Description Mechanism of action Pharmacokinetics Indications Clinical Use Side effects Drug interactions
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Sitagliptin

Description Mechanism of action Pharmacokinetics Indications Clinical Use Side effects Drug interactions
Product Name
Sitagliptin
CAS No.
486460-32-6
Chemical Name
Sitagliptin
Synonyms
Sitagliptin base;(3R)-3-Amino-1-[3-(trifluoromethyl)-5,6,7,8-tetrahydro-1,2,4-triazolo[4,3-a]pyrazin-7-yl]-4-(2,4,5-trifluorophenyl)butan-1-one;(R)-3-amino-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)butan-1-one;Janumet;Sitagliptin free base;Sitagliptin API;Sitagliptin-D4;Unii-qfp0p1dv7z;1,2,4-Triazolo(4,3-A)pyrazine, 7-((3R)-3-amino-1-oxo-4-(2,4,5-trifluorophenyl)butyl)-5,6,7,8-tetrahydor-3-(trifluoromethyl)-;1-Butanone, 3-amino-1-[5,6-dihydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-a]pyrazin-7(8H)-yl]-4-(2,4,5-trifluorophenyl)-, (3R)-
CBNumber
CB01449778
Molecular Formula
C16H15F6N5O
Formula Weight
407.31
MOL File
486460-32-6.mol
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Sitagliptin Property

Melting point:
114.1-115.7 °C
Boiling point:
529.9±60.0 °C(Predicted)
Density 
1.61±0.1 g/cm3(Predicted)
storage temp. 
Store at -20°C
solubility 
DMSO : ≥ 50 mg/mL (122.76 mM)
pka
7.20±0.10(Predicted)
form 
Solid
color 
White to off-white
optical activity
-25.4620° (C=0.4167 g/100ml, CHCL3, 20°C, 589nm)
InChI
InChI=1S/C16H15F6N5O/c17-10-6-12(19)11(18)4-8(10)3-9(23)5-14(28)26-1-2-27-13(7-26)24-25-15(27)16(20,21)22/h4,6,9H,1-3,5,7,23H2/t9-/m1/s1
InChIKey
MFFMDFFZMYYVKS-SECBINFHSA-N
SMILES
C(N1CCN2C(C(F)(F)F)=NN=C2C1)(=O)C[C@H](N)CC1=CC(F)=C(F)C=C1F
CAS DataBase Reference
486460-32-6(CAS DataBase Reference)
EPA Substance Registry System
1-Butanone, 3-amino-1-[5,6-dihydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-a]pyrazin-7(8H)-yl]-4-(2,4,5-trifluorophenyl)-, (3R)- (486460-32-6)
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Safety

Hazardous Substances Data
486460-32-6(Hazardous Substances Data)
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

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

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
SML3205
Product name
Sitagliptin
Purity
≥98% (HPLC)
Packaging
10 mg
Price
$86.92
Updated
2025/07/31
Sigma-Aldrich
Product number
SML3205
Product name
Sitagliptin
Purity
≥98% (HPLC)
Packaging
50 mg
Price
$350.55
Updated
2025/07/31
TCI Chemical
Product number
I1261
Product name
Sitagliptin
Packaging
200MG
Price
$129
Updated
2025/07/31
TCI Chemical
Product number
I1261
Product name
Sitagliptin
Packaging
1G
Price
$387
Updated
2025/07/31
TRC
Product number
S491035
Product name
Sitagliptin
Packaging
50mg
Price
$150
Updated
2021/12/16
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Sitagliptin Chemical Properties,Usage,Production

Description

Sitagliptin is an orally-bioavailable selective DPP4 inhibitor that was discovered through the optimization of a class of β-aminoacid-derived DPP4 inhibitors. It lowers DPP4 activity in a sustained manner following once daily administration, preserves the circulating levels of intact GIP and GLP1 following meals in both acute and chronic studies and reduces blood glucose levels without significant increases in hypoglycaemia.

Sitagliptin phosphate (STG) is used to treat DM type 2 because it improves glycemic control by increasing the levels of active incretin hormones, GLP-1 (peptide-1) and GIP (glucose-dependent insulinotropic peptide). The activation of these incretins in β-pancreatic cells causes increased levels of cyclic adenosine monophosphate (cAMP) and intracellular calcium, with subsequent glucose-dependent insulin secretion (2). This hypoglycemic drug belongs to a new class called dipeptidyl peptidase IV inhibitors. STG was approved by the FDA in 2006.

Mechanism of action

Sitagliptin prolongs the activity of proteins that increase the release of insulin after blood sugar rises, such as after a meal. Sitagliptin is a selective inhibitor of the enzyme dipeptidyl peptidase-4 (DPP-4), which metabolizes the naturally occurring incretin hormones glucagon-like peptide-1(GLP-1) and glucose-dependent insulinotropic polypeptide (GIP) resulting in enhanced glucose-dependent insulin secretion from the pancreas and decreased hepatic glucose production. Since GLP-1 enhances insulin secretion in the presence of raised blood glucose levels, inhibiting DPP-IV activity will increase and prolong the action of GLP-1 by reducing its rate of inactivation in plasma. Sitagliptin reduces hemoglobin A1c (HbA1c), fasting and postprandial glucose by glucose-dependent stimulation of insulin secretion and inhibition of glucagon secretion. GLP-1 has other widespread effects including delaying gastric emptying, significantly reducing glucagons levels and possible central effects on the appetite.

Pharmacokinetics

Bioavailability of sitagliptin is approximately 87%. Halflife is between 8-14 hours. It is 38% bound to plasma proteins. It undergoes limited metabolism via CYP3A4 and CYP2C8. Elimination is mainly through urine.

Indications

Sitagliptin is approved by the FDA as an adjunct to diet and exercise to improve glycaemic control in patients with T2DM, either as a monotherapy, or in combination with metformin or a peroxisome proliferatoractivated receptor-γ agonist (for example, thiazolidinediones) when the single agent does not provide adequate glycaemic control.

Clinical Use

In October 2006, the U.S. Food and Drug Administration (FDA) approved sitagliptin as monotherapy and as add-on therapy to either of two other types of oral diabetes medications, metformin or thiazolidinediones to improve blood glucose control in patients with type 2 diabetes when diet and exercise are not enough. In March, 2007 it was approved in European Union. Sitagliptin is currently approved in 42 countries. The recommended dose of sitagliptin is 100 mg once daily. It may be taken with or without food. In April, 2007 FDA approved the combination product of sitaglibtin and metformin for type 2 diabetes. In clinical trials of 1-year duration, sitagliptin improved glycaemic control by reducing both fasting and postprandial glucose concentrations, leading to clinically meaningful reductions in glycosylated haemoglobin levels. Monotherapy with sitagliptin 100mg daily decreases mean HbA1c by 0.6- 0.79% (mean difference from placebo). When used in combination with metformin or pioglitazone, the mean reduction is HbA1c is 0.7% and 0.9% respectively. Sitagliptin is considered to be weight neutral and lipid neutral.

Side effects

In clinical trials, sitagliptin demonstrated an overall incidence of side effects comparable to placebo. The most common side effects in studies were upper respiratory tract infection, stuffy or running nose, sore throat, headache and diarrhea. The incidence of hypoglycemia with sitagliptin monotherapy was not significantly different than placebo. Pooled data from 2 monotherapy and 2 combination trials show that the incidence of hypoglycemia was 1.2% and 0.9% for sitagliptin 100mg and placebo respectively.

Drug interactions

Sitagliptin plasma concentrations may be increased modestly (approximately 68%), with cyclosporine which is not expected to be clinically important. Digoxin plasma levels may be increased slightly (approximately 18%), no dosage adjustment is recommended. Although sitagliptin is not as likely to cause hypoglycemia as some other oral diabetes medications, be careful while prescribing any other drug that can potentially lower blood sugar, such as: probenecid, nonsteroidal anti-inflammatory drugs (NSAIDs), aspirin or other salicylates, sulfa drugs, a monoamine oxidase inhibitor (MAOI) or beta-blockers.

Description

Sitagliptin, a dipeptidyl peptidase-4 (DPP-4) inhibitor, is a first-in-class oral drug launched for the treatment of type 2 diabetes. It acts by slowing the inactivation of incretins, which are endogenous peptides involved in the physiologic regulation of glucose homeostasis. Incretin hormones, including glucagonlike peptide-1 (GLP-1) and glucose-dependent insulinotropic polypeptide (GIP), are released by the intestine throughout the day, and levels are increased in response to a meal. When blood glucose concentrations are normal or elevated,GLP-1 and GIP increase the synthesis and release of insulin from pancreatic b cells via intracellular signaling pathways involving cAMP. GLP-1 also lowers glucagon secretion from pancreatic αcells, which leads to reduced hepatic glucose production.

Originator

Merck (US)

Uses

Sitagliptin is a useful pharmaceutical drug. Could be useful for treating intestinal inflammation, diabetes, pre-?diabetes, impaired glucose tolerance, hepatitis, and?/or inflammatory liver disease.

Uses

Labeled Sitagliptin , intended for use as an internal standard for the quantification of Sitagliptin by GC- or LC-mass spectrometry.

Definition

ChEBI: Sitagliptin is a triazolopyrazine that exhibits hypoglycemic activity. It has a role as a serine proteinase inhibitor, a hypoglycemic agent, an EC 3.4.14.5 (dipeptidyl-peptidase IV) inhibitor, an environmental contaminant and a xenobiotic. It is a triazolopyrazine and a trifluorobenzene.

brand name

Januvia

Clinical Use

Treatment of type 2 diabetes in combination with metformin or a thiazolidinedione

Metabolism

Sitagliptin undergoes minimal metabolism, mainly by the cytochrome P450 isoenzyme CYP3A4, and to a lesser extent by CYP2C8.
Renal excretion of sitagliptin involves active tubular secretion; it is a substrate for organic anion transporter-3 and P-glycoprotein.

Sitagliptin Preparation Products And Raw materials

Raw materials

Preparation Products

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Sitagliptin Suppliers

AnHui HaiKang Pharmaceutical Co., Ltd.
Tel
86-0556-5800026 17709662922
Email
wangyu@hkpharm.cn
Country
China
ProdList
260
Advantage
55
Tiantai Yisheng Biochemical Technology Co., Ltd
Tel
0576-83869808 18958639818
Email
156697457@qq.com
Country
China
ProdList
84
Advantage
58
Hunan Furui Biopharma Technology Co., Ltd.
Tel
1822-2954721 15901640172
Fax
0731-57805668
Email
sales03@hn-furui.com
Country
China
ProdList
421
Advantage
55
ChemFuture PharmaTech (Jiangsu) Ltd
Tel
5108538618
Fax
86 510 85386988-8017
Email
suger.wang@chemfuture.com
Country
China
ProdList
832
Advantage
65
Chembest Research Laboratories Limited
Tel
+86-21-20908456
Fax
021-58180499
Email
sales@BioChemBest.com
Country
China
ProdList
6003
Advantage
61
Beijing HwrkChemical Technology Co., Ltd
Tel
18515581800 18501085097
Fax
010-89508210
Email
sales.bj@hwrkchemical.com
Country
China
ProdList
9400
Advantage
55
Capot Chemical Co., Ltd
Tel
+86 (0) 571 85 58 67 18
Fax
0086-571-85864795
Country
China
ProdList
18207
Advantage
66
Beijing Ouhe Technology Co., Ltd
Tel
010-010-82967028 13522913783
Fax
+86-10-82967029
Email
2355560935@qq.com
Country
China
ProdList
12000
Advantage
60
Shanghai Scientia Pharmaceutical Technology Co., Ltd.
Tel
21-21-54301573 13917723525
Fax
(86)21-51861981
Email
sales@scientiapharm.com
Country
China
ProdList
263
Advantage
62
JinYan Chemicals(ShangHai) Co.,Ltd.
Tel
13817811078
Fax
86-021-50426522,50426273
Email
sales@jingyan-chemical.com
Country
China
ProdList
9976
Advantage
60
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View Lastest Price from Sitagliptin manufacturers

Hainan Fubai Trading Co., LTD
Product
Sitagliptin 486460-32-6
Price
US $1.00/g
Min. Order
10g
Purity
99
Supply Ability
999
Release date
2025-11-05
Shaanxi Dideu New Materials Co. Ltd
Product
Sitagliptin 486460-32-6
Price
US $0.00/kg
Min. Order
1kg
Purity
98%
Supply Ability
1000kg
Release date
2025-09-29
Shaanxi Xianhe Biotech Co., Ltd
Product
Sitagliptin 486460-32-6
Price
US $0.00/kg
Min. Order
1kg
Purity
0.99
Supply Ability
1000kg
Release date
2025-04-29

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