Alfacalcidol

Modify Date: 2024-01-02 11:00:05

Alfacalcidol structure	Common Name	Alfacalcidol
	CAS Number	41294-56-8	Molecular Weight	400.637
	Density	1.0±0.1 g/cm3	Boiling Point	531.5±50.0 °C at 760 mmHg
	Molecular Formula	C₂₇H₄₄O₂	Melting Point	134-136°C
	MSDS	Chinese USA	Flash Point	222.6±24.7 °C
	Symbol	GHS06	Signal Word	Danger

Use of Alfacalcidol

Alfacalcidol (1-hydroxycholecalciferol; Alpha D3; 1.alpha.-Hydroxyvitamin D3) is a non-selective VDR activator medication. IC50 value: Target: VDR activatorAlfacalcidol (1-hydroxycholecalciferol; Alpha D3; 1.alpha.-Hydroxyvitamin D3) improves mechanical bone strength and bone mass; suppresses osteoclastic bone resorption in vivo.

Name	alfacalcidol
Synonym	More Synonyms

Description	Alfacalcidol (1-hydroxycholecalciferol; Alpha D3; 1.alpha.-Hydroxyvitamin D3) is a non-selective VDR activator medication. IC50 value: Target: VDR activatorAlfacalcidol (1-hydroxycholecalciferol; Alpha D3; 1.alpha.-Hydroxyvitamin D3) improves mechanical bone strength and bone mass; suppresses osteoclastic bone resorption in vivo.
Related Catalog	Signaling Pathways >> Vitamin D Related >> VD/VDR Research Areas >> Metabolic Disease
References	[1]. Shiraishi et al (2000) Alfacalcidol inhibits bone resorption and stmulates formation in an ovariectomized rat model of osteoporosis: Distinct actions from estrogen. Journal of Bone and Mineral Research. 15 770. [2]. Ringe JD, Schacht E. et al. Prevention and therapy of osteoporosis: the roles of plain vitamin D and alfacalcidol. Rheumatol Int. 2004 Jul;24(4):189-97. [3]. Ivarsen P, Povlsen JV, Christensen KL.Effect of alfacalcidol on cardiac function in patients with chronic kidney disease stage 4 and secondary hyperparathyroidism: A pilot study.Scand J Urol Nephrol. 2012 Jun 25. [4]. Rianthavorn P,et al. Prevention of bone loss in children receiving long-term glucocorticoids with calcium and alfacalcidol or menatetrenone.J Pediatr Endocrinol Metab. 2012;25(3-4):307-12. [5]. Ringe JD, Farahmand P, Schacht E.Alfacalcidol in men with osteoporosis: a prospective, observational, 2-year trial on 214 patients.Rheumatol Int. 2012 Apr 8.

Description

Related Catalog

Signaling Pathways >> Vitamin D Related >> VD/VDR

Research Areas >> Metabolic Disease

References

[1]. Shiraishi et al (2000) Alfacalcidol inhibits bone resorption and stmulates formation in an ovariectomized rat model of osteoporosis: Distinct actions from estrogen. Journal of Bone and Mineral Research. 15 770.

[2]. Ringe JD, Schacht E. et al. Prevention and therapy of osteoporosis: the roles of plain vitamin D and alfacalcidol. Rheumatol Int. 2004 Jul;24(4):189-97.

[3]. Ivarsen P, Povlsen JV, Christensen KL.Effect of alfacalcidol on cardiac function in patients with chronic kidney disease stage 4 and secondary hyperparathyroidism: A pilot study.Scand J Urol Nephrol. 2012 Jun 25.

[4]. Rianthavorn P,et al. Prevention of bone loss in children receiving long-term glucocorticoids with calcium and alfacalcidol or menatetrenone.J Pediatr Endocrinol Metab. 2012;25(3-4):307-12.

[5]. Ringe JD, Farahmand P, Schacht E.Alfacalcidol in men with osteoporosis: a prospective, observational, 2-year trial on 214 patients.Rheumatol Int. 2012 Apr 8.

Density	1.0±0.1 g/cm3
Boiling Point	531.5±50.0 °C at 760 mmHg
Melting Point	134-136°C
Molecular Formula	C₂₇H₄₄O₂
Molecular Weight	400.637
Flash Point	222.6±24.7 °C
Exact Mass	400.334137
PSA	40.46000
LogP	8.31
Vapour Pressure	0.0±3.2 mmHg at 25°C
Index of Refraction	1.534
Storage condition	−20°C

Alfacalcidol MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VS2851000

CHEMICAL NAME :: 9,10-Secocholesta-5,7,10(19)-triene-1,3-diol, (1-alpha,3-beta,5Z,7E)-

CAS REGISTRY NUMBER :: 41294-56-8

LAST UPDATED :: 199706

DATA ITEMS CITED :: 19

MOLECULAR FORMULA :: C27-H44-O2

MOLECULAR WEIGHT :: 400.71

WISWESSER LINE NOTATION :: L56 FYTJ A1 BY1&3Y1&1 FU2U- AL6YYTJ BU1 CQ EQ

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 :: 340 ug/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Endocrine - other changes Skin and Appendages - hair

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 8,560,1977

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 40 ug/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: PIXXD2 PCT (Patent Cooperation Treaty) International Application. (U.S. Patent and Trademark Office, Foreign Patents, Washington, DC 20231) Volume(issue)/page/year: #86-05395

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 101 ug/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - mydriasis (pupillary dilation) Sense Organs and Special Senses (Eye) - chromodacryorrhea Blood - changes in spleen

REFERENCE :: OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 15,653,1978

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 440 ug/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - lacrimation Blood - changes in spleen Skin and Appendages - hair

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 8,560,1977

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 55 ug/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: PIXXD2 PCT (Patent Cooperation Treaty) International Application. (U.S. Patent and Trademark Office, Foreign Patents, Washington, DC 20231) Volume(issue)/page/year: #86-05395

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 56 ug/kg

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - dyspnea Musculoskeletal - other changes Skin and Appendages - hair

REFERENCE :: TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 36,323,1976

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 500 ug/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - lacrimation Behavioral - altered sleep time (including change in righting reflex) Gastrointestinal - hypermotility, diarrhea

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 9,103,1978

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 200 ug/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - lacrimation Behavioral - somnolence (general depressed activity) Nutritional and Gross Metabolic - changes in calcium

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 9,103,1978 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 9100 ng/kg/13W-I

TOXIC EFFECTS :: Kidney, Ureter, Bladder - other changes in urine composition Endocrine - changes in adrenal weight Nutritional and Gross Metabolic - changes in calcium

REFERENCE :: OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 15,653,1978

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 375 ug/kg/30D-I

TOXIC EFFECTS :: Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Nutritional and Gross Metabolic - changes in calcium Related to Chronic Data - death

REFERENCE :: TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 36,323,1976

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 91 ug/kg/26W-I

TOXIC EFFECTS :: Kidney, Ureter, Bladder - other changes in urine composition Endocrine - changes in spleen weight Nutritional and Gross Metabolic - changes in calcium

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 8,589,1977

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 30 ug/kg/30D-I

TOXIC EFFECTS :: Nutritional and Gross Metabolic - weight loss or decreased weight gain Nutritional and Gross Metabolic - changes in calcium Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 9,103,1978

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 27300 ng/kg/13W-I

TOXIC EFFECTS :: Behavioral - muscle weakness Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death

REFERENCE :: KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 30,2739,1996

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 30 ug/kg/30D-I

TOXIC EFFECTS :: Endocrine - changes in thymus weight Nutritional and Gross Metabolic - changes in calcium Related to Chronic Data - death

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 9,103,1978 ** REPRODUCTIVE DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 1100 ng/kg

SEX/DURATION :: female 7-17 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 Newborn - physical

REFERENCE :: KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 12,32,1978

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 220 ng/kg

SEX/DURATION :: female 7-17 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4 per # born alive) Reproductive - Effects on Newborn - weaning or lactation index (e.g., # alive at weaning per # alive at day 4)

REFERENCE :: KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 12,32,1978

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 520 ng/kg

SEX/DURATION :: female 17-21 day(s) after conception lactating female 21 day(s) post-birth

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - urogenital system

REFERENCE :: KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 12,716,1978

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 35 ug/kg

SEX/DURATION :: female 14 day(s) pre-mating

TOXIC EFFECTS :: Reproductive - Maternal Effects - menstrual cycle changes or disorders Reproductive - Fertility - mating performance (e.g. # sperm positive females per # females mated; # copulations per # estrus cycles)

REFERENCE :: KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 12,203,1978

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 3600 ng/kg

SEX/DURATION :: female 6-18 day(s) after conception

TOXIC EFFECTS :: Reproductive - Maternal Effects - other effects Reproductive - Effects on Embryo or Fetus - fetal death Reproductive - Specific Developmental Abnormalities - musculoskeletal system

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 8,615,1977

Symbol	GHS06
Signal Word	Danger
Hazard Statements	H300 + H310 + H330
Precautionary Statements	Missing Phrase - N15.00950417-P260-P262-P280-P302 + P352 + P310-P304 + P340 + P310
Personal Protective Equipment	Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes	T+: Very toxic;Xi: Irritant;
Risk Phrases	R26/27/28
Safety Phrases	S28-S36/37-S45
RIDADR	UN 2811 6.1/PG 1
WGK Germany	3
RTECS	VS2851000
Packaging Group	I
Hazard Class	6.1(a)
HS Code	29361000

Precursor 0
DownStream 2
CAS#:32222-06-3 Calcitriol CAS#:112670-85-6 ((1R,3S,E)-5-((...

HS Code	29361000

[Combination of alendronate plus alfacalcidol in the treatment of osteoporosis. Rationale, preclinical data and clinical evidence].

MMW Fortschr. Med. 154 Suppl 1 , 10-21, (2012)

The therapeutic strategy for the reduction of fracture risk in osteoporosis should not only aim to increase bone strength, but should also improve muscle function and reduce falls without increasing t...

Active vitamin D analogs, maxacalcitol and alfacalcidol, as maintenance therapy for mild secondary hyperparathyroidism in hemodialysis patients - a randomized study.

Int. J. Clin. Pharmacol. Ther. 52(5) , 360-8, (2014)

The present randomized study was designed to compare the efficacy between two active vitamin D analogs, alfacalcidol (ACD) and maxacalcitol (OCT), for the management of mild secondary hyperparathyroid...

Rationale for treatment of involutional osteoporosis in women and for prevention and treatment of corticosteroid-induced osteoporosis with alfacalcidol.

Calcif. Tissue Int. 65(4) , 317-27, (1999)

Increased cytokine release and increased activity of osteoclasts (reduced osteoclast apoptosis) due to a fall in estrogen is of causal significance in postmenopausal bone loss as well as malfunction o...

EINECS 255-297-1

Bondiol

Alfarol

Alpharol

Oxydevit

Un Alfa

Etalpha

One-α

(1a,3b,5Z,7E)-9,10-Secocholesta-5,7,10(19)-triene-1,3-diol

1a-Hydroxyvitamin D3

Alfacalcidiol

1α-Hydroxycholecalciferol

(1R,3S,5Z)-4-Methylene-5-[(2E)-2-{(1R,3aS,7aR)-7a-methyl-1-[(2R)-6-methyl-2-heptanyl]octahydro-4H-inden-4-ylidene}ethylidene]-1,3-cyclohexanediol

1a-Hydroxycholecalciferol

1a-OH-CC

1,3-Cyclohexanediol, 5-[(2E)-2-[(1R,3aS,7aR)-1-[(1R)-1,5-dimethylhexyl]octahydro-7a-methyl-4H-inden-4-ylidene]ethylidene]-4-methylene-, (1R,3S,5Z)-

(5Z,7E)-9,10-Secocholesta-5,7,10(19)-triene-1α,3β-diol

unalpha

MFCD04001508

(1S,3R,5Z,7E)-9,10-Secocholesta-5,7,10-triene-1,3-diol

1α-Hydroxyvitamin D3

Alfacalcidol

1-hydroxycholecalciferol

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China
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