ChemicalBook >> CAS DataBase List >>7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid

7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid

7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid structure

CAS No.: 30246-33-4

Chemical Name:: 7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid

Synonyms: TDA;7-TDA;Cefazolin EP Impurity A;Cefazolin IMpurity A;Cefazolin Impurity EP-A;Cefazolin USP Impurity K;Cefuroxime nucleus (7-TDA);Cefazolin Sodium Impurity A;Parent nucleus of cefazedone (7-TDA);Cefazolin Impurity 7(Cefazolin EP Impurity A)

CBNumber:: CB1218367

Molecular Formula:: C11H12N4O3S3

Molecular Weight:: 344.43

MDL Number:: MFCD06656104

MOL File:: 30246-33-4.mol

MSDS File:: SDS

Last updated:2026-05-27 23:14:31

Product description	Number	Pack Size	Price
7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid	TRC-A618190-2.5MG	2.5mg	$196
7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid	TRC-A618190-10MG	10mg	$386
7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid	TRC-A618190-100MG	100mg	$3217
Cefazolin impurity A	IC63651	10g	$240.5
Cefazolin impurity A	IC63651	25g	$384.5
More product size

Request For Quotation

7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid Properties

Melting point	>174°C (dec.)
Boiling point	678.2±65.0 °C(Predicted)
Density	1.72±0.1 g/cm3(Predicted)
storage temp.	Keep in dark place,Inert atmosphere,Store in freezer, under -20°C
solubility	CHCl3 (Slightly, Heated), DMF (Very Slightly), DMSO (Slightly)
pka	2.52±0.50(Predicted)
form	Solid
color	Light Yellow to Brown
InChI	InChI=1S/C11H12N4O3S3/c1-4-13-14-11(21-4)20-3-5-2-19-9-6(12)8(16)15(9)7(5)10(17)18/h6,9H,2-3,12H2,1H3,(H,17,18)/t6-,9-/m1/s1
InChIKey	HJSGHKMSDOLGJJ-HZGVNTEJSA-N
SMILES	N12[C@@]([H])([C@H](N)C1=O)SCC(CSC1=NN=C(C)S1)=C2C(O)=O
FDA UNII	NUA2X3C4S1

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H302-H315-H319-H335
Precautionary statements	P261-P305+P351+P338
REACH Registrations	Active

7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid price More Price(32)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TRC	TRC-A618190-2.5MG	7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid	30246-33-4	2.5mg	$196	2026-06-03	Buy
TRC	TRC-A618190-10MG	7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid	30246-33-4	10mg	$386	2026-06-03	Buy
TRC	TRC-A618190-100MG	7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid	30246-33-4	100mg	$3217	2026-06-03	Buy
Biosynth	IC63651	Cefazolin impurity A	30246-33-4	10g	$240.5	2026-06-04	Buy
Biosynth	IC63651	Cefazolin impurity A	30246-33-4	25g	$384.5	2026-06-04	Buy

Product number	Packaging	Price	Buy
TRC-A618190-2.5MG	2.5mg	$196	Buy
TRC-A618190-10MG	10mg	$386	Buy
TRC-A618190-100MG	100mg	$3217	Buy
IC63651	10g	$240.5	Buy
IC63651	25g	$384.5	Buy

7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid Chemical Properties,Uses,Production

Chemical Properties

Beige Solid

Uses

7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid is a substrate used in the assessment of immobilized PGA orientation and in the synthesis of beta lactam antibiotics.

7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid synthesis

Synthesis of 7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid from Ethanamine, N-[(3,5-dichlorophenyl)methylene]-2,2-diethoxy- and 2-Mercapto-5-methyl-1,3,4-thiadiazole

7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid Preparation Products And Raw materials

Raw materials

4-Nitrobenzoyl chloride 7-(5-amino-5-carboxyvaleramido)cephalosporanic acid 2-Mercapto-1,3,4-thiadiazol 2-Mercapto-5-methyl-1,3,4-thiadiazole

Preparation Products

7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid Suppliers

Global( 189)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Shaanxi Dideu Medichem Co. Ltd	+86-029-81138252 +86-173 9270 1263	1057@dideu.com	China	3961	58
Capot Chemical Co.,Ltd.	+86-（0）57185586718 +86-13336195806	sales@capot.com	China	29626	60
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21533	55
Jinan Finer Chemical Co., Ltd	+86-531-88989536 +86-15508631887	sales@finerchem.com	China	2945	58
career henan chemical co	+86-0371-86658258	factory@coreychem.com	China	29780	58
Neostar United (Changzhou) Industrial Co., Ltd.	+86-0519-85551759	marketing1@neostarunited.com	China	8827	58
SIMAGCHEM CORP	+86-5922680277 +86-13806087780	sale@simagchem.com	China	17339	58
Hefei Hangang Pharmaceutical Technology Co., Ltd.	+8618062405514	ada@ipurechemical.com	China	10224	58
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418671 +86-189 4982 3763	sales@tnjchem.com	China	34526	58
AFINE CHEMICALS LIMITED	+86-571-85134551 +86-18958018566	info@afinechem.com	China	15050	58

Supplier	Advantage
Shaanxi Dideu Medichem Co. Ltd	58
Capot Chemical Co.,Ltd.	60
Henan Tianfu Chemical Co.,Ltd.	55
Jinan Finer Chemical Co., Ltd	58
career henan chemical co	58
Neostar United (Changzhou) Industrial Co., Ltd.	58
SIMAGCHEM CORP	58
Hefei Hangang Pharmaceutical Technology Co., Ltd.	58
Hefei TNJ Chemical Industry Co.,Ltd.	58
AFINE CHEMICALS LIMITED	58

View Lastest Price from 7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-03-20	Cefazolin EP Impurity A 30246-33-4	$10.00	1KG	99%	10 mt	Hebei Chuanghai Biotechnology Co., Ltd
2024-07-25	7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid 30246-33-4	$1.00	1KG	99%	20T	Shaanxi Dideu Medichem Co. Ltd
2021-07-02	7-AMINO-3-[(5-METHYL-1,3,4-THIADIAZOL-2-YL)THIOMETHYL]CEPHALOSPHORANIC ACID 30246-33-4	$10.00-15.00	1KG	99%+ HPLC		Zhuozhou Wenxi import and Export Co., Ltd

Cefazolin EP Impurity A
30246-33-4
$10.00
99%
Hebei Chuanghai Biotechnology Co., Ltd

7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid
30246-33-4
$1.00
99%
Shaanxi Dideu Medichem Co. Ltd

7-AMINO-3-[(5-METHYL-1,3,4-THIADIAZOL-2-YL)THIOMETHYL]CEPHALOSPHORANIC ACID
30246-33-4
$10.00-15.00
99%+ HPLC
Zhuozhou Wenxi import and Export Co., Ltd

30246-33-4(7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-ylthio)methyl]-3-cephem-4-carboxylic Acid)Related Search:

Cefazolin sodium salt sodium (6R-trans)-3-(acetoxymethyl)-8-oxo-7-(1H-tetrazol-1-ylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate (6R,7R)-7-[(2,2-dimethylpropanoyl)amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Cefazolin IMpurity C Cefazolin

Des[(5-Methyl-1,3,4-thiadiazol-2-yl)thio] Cefazolin-3-Methanol (6R,7R)-3-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-8-oxo-7-pivalamido-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 7-Aminocephalosporanic acid Cefazolin Impurity 9 (6R-trans)-3-(acetoxymethyl)-8-oxo-7-(1H-tetrazol-1-ylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

1H-Tetrazole-1-acetic acid Cefazolin impurity B 2-Mercapto-5-methyl-1,3,4-thiadiazole Cefazolin SodiuM iMpurity G 7-Amino-3-cephem-4-carboxylic acid

Cefazolin EP Impurity K Cefazedone Cefcanel

1of4

7-AMINO-3-[(5-METHYL-1,3,4-THIADIAZOL-2-YL)THIOMETHYL]CEPHALOSPHORANIC ACID TDA (7r)-7-amino-3-[(5-methyl-1,3,4-thiadiazol-2-yl)thiomethyl]-3-cephem-4-carboxylicacid 7-ammonio-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate Cefuroxime nucleus (7-TDA) (7r)-7-amino-3[(5-methyl-1,3,4-thiadiazole-2-yl)thiomethyl]-3-cephem-4-carboxylic acid 7-Amino-3-([5-methyl-1,3,4-thiadiazol-2-yl] thiomethyl)-3-cephem-4-carboxylic acid 7-Amino-3-[(5-methyl-1,3,4-thiadiazol-2-yl)-thiomethyl]-cephalosporanic aci (6R)-7α-Amino-3-(5-methyl-1,3,4-thiadiazol-2-ylthiomethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Parent nucleus of cefazedone (7-TDA) (6R-trans)-7-aMino-3-[[(5-Methyl-1,3,4-thiadiazol-2-yl)thio]Methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Cefazolin IMpurity A 7-Amino-3-[(2-methyl-1,3,4-thiadiazol-5-ylthio)methyl]-3-cephem-4-carboxylic acid (6R,7R)-7-amino-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (6R,7R)-7-amino-3-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 7-amino-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-, (6R,7R)- 7-Amino-3-[[(5-methyl-1,3,4-thiadiazol-2yl)thiomethyl]-3-cephalosporanicacid Cefazolin Impurity 7(Cefazolin EP Impurity A) Cefazolin USP Impurity K Cefazolin Impurity EP-A 3,5-Dichloro-4-hydroxypyridine，7-Amino-3-[(5-methyl-1,3,4-thiadiazol- 2-ylthio)methyl]-3-cephem-4- carboxylic Acid Cefazolin Sodium Impurity A (6R-trans)-7-amino-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]... TIANFU-CHEM - 7-AMINO-3-[(5-METHYL-1,3,4-THIADIAZOL-2-YL)THIOMETHYL]CEPHALOSPHORANIC ACID Cefazolin Impurity 7 CRS（Cefazolin EP Impurity A CRS） (6R,7R)-7-Amino-3-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Cefazolin Impurity) 7-TDA Cefazolin EP Impurity A 30246-33-4 C11H12N4O3S3