ChemicalBook >> CAS DataBase List >>5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity)

5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity)

5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity) structure

CAS No.: 221176-49-4

Chemical Name:: 5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity)

Synonyms: Olanzapine Impurity;Olanzapine Impurity B;LY 301664;Olanzapine-2;Olanzapine-003;Olanzapine Lactame;2-methyl-5,10-dihydro;Olanzapine impurity504;Olanzapine EP IMpurity B;LY-301664, 10 mM in DMSO

CBNumber:: CB31565226

Molecular Formula:: C12H10N2OS

Molecular Weight:: 230.29

MDL Number:: MFCD18252448

MOL File:: 221176-49-4.mol

Last updated:2025-01-27 09:38:02

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5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity) Properties

Melting point	235-237°C
Boiling point	341.1±41.0 °C(Predicted)
Density	1.292±0.06 g/cm3(Predicted)
storage temp.	Refrigerator
solubility	Dichloromethane (Slightly, Heated), Methanol (Slightly)
form	powder
pka	12.63±0.20(Predicted)
color	Yellow to Dark Yellow
BRN	8262494
InChIKey	LVTDAJJOMLNXFS-UHFFFAOYSA-N
FDA UNII	154GKG25DA
UNSPSC Code	41116107
NACRES	NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H335

Precautionary statements

P261

Hazard Codes

Risk Statements

36/37/38

Safety Statements

HS Code

2934990002

NFPA 704

	0
2		0

5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity) price More Price(9)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	PHR2537	Olanzapine Related Compound B Pharmaceutical Secondary Standard; Certified Reference Material	221176-49-4	30MG	$652.65	2025-07-31	Buy
Sigma-Aldrich	1478323	Olanzapine Related Compound B	221176-49-4	15mg	$1300	2025-07-31	Buy
American Custom Chemicals Corporation	API0026962	OLANZAPINE IMPURITY B 95.00%	221176-49-4	5MG	$495.37	2021-12-16	Buy
American Custom Chemicals Corporation	CHM0150882	5,10-DIHYDRO-2-METHYL-4H-THIENO(2,3-B)(1,5)BENZODIAZEPIN-4-ONE 95.00%	221176-49-4	10MG	$721.88	2021-12-16	Buy
Medical Isotopes, Inc.	9473	5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one(OlanzapineImpurity)	221176-49-4	10mg	$875	2021-12-16	Buy

Product number	Packaging	Price	Buy
PHR2537	30MG	$652.65	Buy
1478323	15mg	$1300	Buy
API0026962	5MG	$495.37	Buy
CHM0150882	10MG	$721.88	Buy
9473	10mg	$875	Buy

5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity) Chemical Properties,Uses,Production

Chemical Properties

Yellow Solid

Uses

Olanzapine impurity (Olanzapine EP Impurity B).

5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity) Preparation Products And Raw materials

Raw materials

Preparation Products

5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity) Suppliers

Global( 117)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Lianyungang happen teng technology co., LTD	15950718863	wang666xt@163.com	CHINA	295	58
Hubei Jusheng Technology Co.,Ltd.	18871490254	linda@hubeijusheng.com	CHINA	28172	58
Standardpharm Co. Ltd.	86-714-3992388	overseasales1@yongstandards.com	United States	14332	58
BOC Sciences	+1-631-485-4226	inquiry@bocsci.com	United States	19552	58
career henan chemical co	+86-0371-86658258 +8613203830695	factory@coreychem.com	China	29800	58
TargetMol Chemicals Inc.	+1-781-999-5354; +17819995354	marketing@targetmol.com	United States	32432	58
Hangzhou Huarong Pharm Co., Ltd.	571-86758373 +8613588754946	sales@huarongpharm.com	CHINA	3148	58
sgtlifesciences pvt ltd	+8617013299288	dj@sgtlifesciences.com	China	12373	58
Alfa Chemistry	+1-5166625404;	Info@alfa-chemistry.com	United States	20405	58
Moxin Chemicals	+86-17320513646 +8617320513646	anna@molcoo.com	China	10000	58

Supplier	Advantage
Lianyungang happen teng technology co., LTD	58
Hubei Jusheng Technology Co.,Ltd.	58
Standardpharm Co. Ltd.	58
BOC Sciences	58
career henan chemical co	58
TargetMol Chemicals Inc.	58
Hangzhou Huarong Pharm Co., Ltd.	58
sgtlifesciences pvt ltd	58
Alfa Chemistry	58
Moxin Chemicals	58

View Lastest Price from 5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity) manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2025-09-03	Olanzapine Impurity	US $0.00-0.00 / mg	10mg	90%+	10g	Guangzhou PI PI BIOTECH INC
2025-09-03	Olanzapine Impurity B(EP) 221176-49-4	US $0.00-0.00 / mg	10mg	90%+	10g	Guangzhou PI PI BIOTECH INC
2020-01-13	5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity) 221176-49-4	US $0.01 / KG	1KG	98%; 99%	500g；1kg; 25kg	Career Henan Chemical Co

Olanzapine Impurity
US $0.00-0.00 / mg
90%+
Guangzhou PI PI BIOTECH INC

Olanzapine Impurity B(EP)
221176-49-4
US $0.00-0.00 / mg
90%+
Guangzhou PI PI BIOTECH INC

5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity)
221176-49-4
US $0.01 / KG
98%; 99%
Career Henan Chemical Co

5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity) Spectrum

5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity)(221176-49-4)¹HNMR

221176-49-4(5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity))Related Search:

5-[(2-Chloroethyl)(2-hydroxyethyl)aMino]-1-Methyl-1H-benziMidazole-2-butanoic Acid 10,11-dihydro-10,11-dihydroxy-5H-dibenzazepine-5-carboxamide Olmesartan impurity 43 Omarigliptin (MK-3102) OLANZAPINE N-OXIDE

1-(ChloroMethyl)-1-Methyl-4-(2-Methyl-10H-thieno[2,3-b][1,5]benzodiazepin-4-yl)-piperaziniuM Chloride (E)-1-(4-(2-Methyl-10H-benzo[b]thieno[2,3-e][1,4]diazepin-4-yl)piperazin-1-yl)ethanone 2-Propylidenepropanedinitrile Olanzapine ThioacetoxyMethylidene IMpurity Discontinued Olanzapine LactaM IMpurity

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1of3

5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity) LY 301664 Olanzapine Impurity 5,10-Dihydro-2-methyl-4H-thieno[2,3-b][1,5]benzodiazepin-4-one(Olanzapine Impurity) Olanzapine Related Compound B (25 mg) (2-methyl-10H-thieno-[2,3-b][1,5]benzodiazepin-4[5H]-one) 5,10-Dihydro-2-Methyl-4H-thieno[2,3-b][1,5]benzodiazepin-4-one Olanzapine Related CoMpound B Olanzapine EP IMpurity B 2-Methyl-4,9-dihydro-3-thia-4,9-diazabenzo[f]azulene-10-one Olanzapine Related Impurity B Olanzapine Related Compound B (15 mg) (2-methyl-10H-thieno-[2,3-b][1,5]benzodiazepin-4[5H]-one) Olanzapine AMide (Olanzapine IMpurity B) 2-Methyl-5,10-dihydro-4H-benzo[b]thieno[2,3-e][1,4]diazepin-4-one 4H-Thieno[2,3-b][1,5]benzodiazepin-4-one,5,10-dihydro-2-methyl- 5,10-Dihydro-2-methyl-4H-thieno[2,3-b][1,5]benzodiazepin-4-one\n(Olanzapine Impurity) Olanzapine Impurity B Olanzapine-003 Olanzapine Impurity 2(Olanzapine EP Impurity B) 2-methyl-5,10-dihydrothieno[3,2-c][1,5]benzodiazepin-4-one Olanzapine impurity 12/ 5,10-Dihydro-2-methyl-4H-thieno[2,3-b][1,5]benzodiazepin-4-one Olanzapine-2 Olanzapine Impurity B(EP) Olanzapine Impurity Ⅰ:5,10-Dihydro-2-Methyl-4H-thieno[2,3-b][1,5]benzodiazepin-4-one 2-methyl-5,10-dihydro-4H-benzo[b]thieno[2,3-e][1,4]diazepin-4-one &2-methyl-10H-benzo[b]thieno[2,3-e][1,4]diazepin-4-ol 2-methyl-5,10-dihydro 2-methyl-5,10-dihydro-4H-thieno[2,3-b][1,5]benzodiazepin-4-one Olanzapine Related Compound B (15 mg) Olanzapine EP Impurity B/ Olanzapine Related Compound B Olanzapine impurity504 Olanzapine EP Impurity BQ: What is Olanzapine EP Impurity B Q: What is the CAS Number of Olanzapine EP Impurity B Q: What is the storage condition of Olanzapine EP Impurity B Q: What are the applications of Olanzapine EP Impurity B Olanzapine Related Compound B (2-methyl-10H-thieno-[2,3-b][1,5]benzodiazepin-4[5H]-one) (1478323) 2-Methyl-5,10-dihydro-4H-thieno[2,3-b][1,5]benzodiazepin-4-one (Olanzapine Lactame) Olanzapine USP Related Compound B Olanzapine EP Impurity B (Olanzapine Amide) 5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one Olanzapine Lactame Olanzapine EP Impurity B (Olanzapine USP Related Compound B, Olanzapine Amide) LY-301664, 10 mM in DMSO Olanzapine Imp. B (EP): 2-Methyl-5,10-dihydro-4H-thieno[2,3-b][1,5]benzodiazepin -4-one 221176-49-4 Sulfur & Selenium Compounds Impurities Intermediates & Fine Chemicals Pharmaceuticals Chemical Impurities