Shanghai Nianxing Industrial Co., Ltd
China
Product Name: (-)-Demecolcine
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: (-)-Demecolcine
Price: ￥948.0/5mg ￥3298.0/25mg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

DC Chemicals Limited
China
Product Name: Demecolcine
Price: $280.0/20mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Demecolcine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: DEMECOLCINE
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

477-30-5

477-30-5 structure

Name: (-)-Demecolcine
Chemical Name: (-)-demecolcine
CAS Number: 477-30-5
Molecular Formula: C₂₁H₂₅NO₅
Molecular Weight: 371.427
Catalog: API Antineoplastic agents Natural source antineoplastic agents
Create Date: 2018-09-20 11:10:41
Modify Date: 2025-08-20 19:08:11
Colcemid (Demecolcine), a derivative of colchicine, is a potent mitotic inhibitor[1][2]. Colcemid binds to the protein tubulin and arrest cells in metaphase for karyotyping assays. Colcemid incuces cell apoptosis and can be used for cancer research[2].

Name	(-)-demecolcine
Synonyms	Benzo[a]heptalen-9(5H)-one, 6,7-dihydro-1,2,3,10-tetramethoxy-7-(methylamino)-, (7S)- Benzo[a]heptalen-9(5H)-one, 6,7-dihydro-1,2,3,10-tetramethoxy-7-(methylamino)-, (S)- Demecolcine Benzo(a)heptalen-9(5H)-one, 6,7-dihydro-1,2,3,10-tetramethoxy-7-(methylamino)-, (S)- (7S)-1,2,3,10-Tetramethoxy-7-(methylamino)-6,7-dihydrobenzo[a]heptalen-9(5H)-one demecolcinum Colcemid EINECS 207-514-6 demecolcina N-Deacetyl-N-methylcolchicine MFCD00075459

Description	Colcemid (Demecolcine), a derivative of colchicine, is a potent mitotic inhibitor[1][2]. Colcemid binds to the protein tubulin and arrest cells in metaphase for karyotyping assays. Colcemid incuces cell apoptosis and can be used for cancer research[2].
Related Catalog	Research Areas >> Cancer Signaling Pathways >> Cell Cycle/DNA Damage >> Microtubule/Tubulin Research Areas >> Inflammation/Immunology Signaling Pathways >> Cytoskeleton >> Microtubule/Tubulin
References	[1]. T Tsuchida, et al. Colcemid-induced apoptosis of cultured human glioma: electron microscopic and confocal laser microscopic observation of cells sorted in different phases of cell cycle. Cytometry. 1998 Apr 1;31(4):295-9. [2]. Ashley M Rozario, et al. Ultra-Low Colcemid Doses Induce Microtubule Dysfunction as Revealed by Super-Resolution Microscopy. Bioexiv.

Density	1.2±0.1 g/cm3
Boiling Point	625.5±55.0 °C at 760 mmHg
Melting Point	73-75ºC
Molecular Formula	C₂₁H₂₅NO₅
Molecular Weight	371.427
Flash Point	332.1±31.5 °C
Exact Mass	371.173279
PSA	66.02000
LogP	1.52
Vapour Pressure	0.0±1.8 mmHg at 25°C
Index of Refraction	1.582

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GH0800000

CHEMICAL NAME :: Colchicine, N-deacetyl-N-methyl-

CAS REGISTRY NUMBER :: 477-30-5

BEILSTEIN REFERENCE NO. :: 2822892

LAST UPDATED :: 199801

DATA ITEMS CITED :: 49

MOLECULAR FORMULA :: C21-H25-N-O5

MOLECULAR WEIGHT :: 371.47

WISWESSER LINE NOTATION :: L B677 MV&T&J CO1 DO1 EO1 JM1 NO1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Human

DOSE/DURATION :: 200 ug/kg

TOXIC EFFECTS :: Skin and Appendages - hair

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1700 ug/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 :: Parenteral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1700 ug/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 :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 25530 ug/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 :: 35 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 :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 56 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - muscle weakness Gastrointestinal - hypermotility, diarrhea

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intramuscular

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 87 mg/kg

TOXIC EFFECTS :: Nutritional and Gross Metabolic - weight loss or decreased weight gain

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 3 mg/kg

SEX/DURATION :: female 7-9 day(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetal death

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 1800 ug/kg

SEX/DURATION :: female 8 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - Central Nervous System Reproductive - Specific Developmental Abnormalities - eye/ear Reproductive - Specific Developmental Abnormalities - body wall

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 1800 ug/kg

SEX/DURATION :: female 8 day(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 500 ug/kg

SEX/DURATION :: female 12 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetal death

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Unreported

DOSE :: 2500 ug/kg

SEX/DURATION :: female 2-26 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

TYPE OF TEST :: Sex chromosome loss and nondisjunction

TYPE OF TEST :: Sperm Morphology

TYPE OF TEST :: Micronucleus test

TYPE OF TEST :: Cytogenetic analysis

TYPE OF TEST :: Sex chromosome loss and nondisjunction

MUTATION DATA

TYPE OF TEST :: Sex chromosome loss and nondisjunction

TEST SYSTEM :: Mammal - species unspecified

DOSE/DURATION :: 2 ug/L

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 201,423,1988 *** REVIEWS *** TOXICOLOGY REVIEW JAMAAP JAMA, Journal of the American Medical Association. (AMA, 535 N. Dearborn St., Chicago, IL 60610) V.1- 1883- Volume(issue)/page/year: 172,1765,1960 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X3189 No. of Facilities: 105 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 412 (estimated) No. of Female Employees: 287 (estimated)

Symbol	GHS06
Signal Word	Danger
Hazard Statements	H300
Precautionary Statements	P264-P301 + P310
Personal Protective Equipment	Eyeshields;Gloves;half-mask respirator (US);multi-purpose combination respirator cartridge (US)
Hazard Codes	T: Toxic;
Risk Phrases	R25
Safety Phrases	22-24/25-45-36/37/39
RIDADR	UN 2811
WGK Germany	3
RTECS	GH0800000
Packaging Group	II
Hazard Class	6.1(a)

Precursor 9
14686-61-4 64-86-8 477-27-0 3482-37-9
3476-50-4 74-88-4 186581-53-3 518-11-6
7359-91-3
DownStream 7
518-11-6 14686-61-4 16892-03-8 7336-40-5
7336-44-9 76129-11-8 86436-33-1

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477-30-5	1217668-72-8
7336-44-9	1217602-04-4
1217746-74-1	86436-33-1
1246817-95-7	2138199-91-2
2228976-92-7	2138177-63-4
2138177-82-7	2229274-22-8
117479-91-1	2112732-04-2
2757835-86-0	2229102-76-3
2229350-23-4